3x+1 Class records calculation progress map
Status of the 3x+1 class record progress as of: May 27, 2017.
Intervals are indicated in blocks of 20,000,000,000,000 (20 E+12 or 20 trillion numbers).
Calculation of a single block takes approximately 7 days of (idle) time on 2.4 GHz processor.

All class records found so far can be viewed on the class records page.
This project can only run because of many cooperating contributors.
If you would like to contribute one or more blocks please go to the search page.
Note : the 3x+1 problem is just one of many distributed projects on the internet.
Trajectory of 63,728,127
Progress history
May 5 2017 : All blocks up to 305,400 completed. 258 reached. One class record confirmed.
April 23 2017 : All blocks up to 286,500 completed. One more class record confirmed.
October 10 2016 : All blocks up to 280,000 completed. Delay record 2258 and two more class records confirmed.
March 27 2016 : All blocks up to 275,200 completed. Two more class records confirmed.
March 19 2016 : Possible new Delay Record (Delay 2258) found by Lutz.
February 17 2016 : All blocks up to 270,350 completed.
January 28 2016 : All blocks up to 270,300 completed. Two more class records confirmed.
December 2015 : All blocks up to 263,350 completed. Four more class records confirmed. 2100 class records known.
July 2015 : All blocks up to 245,500 completed. Five more class records confirmed.
December 2014 : All blocks up to 222,280 completed. Three more class records confirmed.
November 2014 : All blocks up to 213,800 completed. Delay record 2255 and two more class records confirmed.
May 2014 : All blocks up to 203,920 completed. Three class records confirmed.
February 2014 : All blocks up to 194,060 completed. Five class records confirmed. All class records up to 2050 known.
November 2013 : All blocks up to 184,000 completed. Three more class records confirmed
June 2013 : All blocks up to 166,700 completed. Two more class records confirmed.
April 2013 : All blocks up to 165,200 completed. One more class record confirmed.
February 2013 : All blocks up to 160,740 completed. Six more class records confirmed.
November 2012 : All blocks up to 148,800 completed. Five more class records confirmed
May 2012 : All blocks up to 132,360 completed. Five class records confirmed.
January 2012 : All blocks up to 121,500 completed. Final missing class record below 2000 found.
December 2011 : All blocks up to 120,200 completed. One class record confirmed.
October 2011 : All blocks up to 117,000 completed. Three more class record confirmed.
July 2011 : All blocks up to 107,500 completed. Delay record 2254 and three class records confirmed.
April 2011 : All blocks up to 97,080 completed. Delay Record 2091 and two other class records confirmed.
November 2010 : All blocks up to 91,880 completed. Three class records confirmed.
August 2010 : All blocks up to 90,000 completed. Four more class records confirmed.
February 2010 : All blocks up to 82,700 completed. Two class records confirmed.
June 2009 : All blocks up to 76,160 completed. The lowest missing CR (1964) and one other confirmed.
April 2009 : All blocks up to 72,520 completed, passing 256. Three class records confirmed.
February 2009 : All blocks up to 71,020 completed. One more class record confirmed.
December 2008 : All blocks up to 69,740 completed. The lowest missing CR (1951) and two more confirmed.
November 2008 : All blocks up to 67,500 completed. Class record 2000 finally confirmed.
October 2008 : All blocks up to 66,380 completed. Four more class records confirmed.
May 2008 : All blocks up to 61,160 completed. The lowest missing CR (1925) and three others confirmed.
December 2007 : All blocks up to 58,600 completed. Four class records confirmed.
April 2007 : All blocks up to 54,540 completed. Five more class records confirmed.
October 2006 : All blocks up to 50,000 completed. Delay Record 2090 and five class records confirmed.
November 2005 : All blocks up to 46,100 completed. Double of Record 2045 confirmed as Delay Record 2046.
August 2005 : All blocks up to 45,040 completed. Five class records confirmed.
May 2005 : Delay Record of 2090 found at ±46,785 E+12 by Eric
February 2005 : All blocks up to 42,060 completed. Three more class record confirmed.
November 2004 : All blocks up to 40,000 completed. Four class records confirmed.
August 2004 : All blocks up to 37,500 completed. Another four class records confirmed.
May 2004 : All blocks up to 36,120 completed. Seven class records confirmed.
January 2004 : All blocks up to 31,960 completed. Five further class records confirmed.
November 2003 : All blocks up to 29,840 completed. One more class record confirmed.
August 2003 : All blocks up to 29,240 completed. Another fifteen class records confirmed.
April 2003 : All blocks up to 23,100 completed. Delay record 2045 and seven class records confirmed.
December 2002 : All blocks up to 20,100 completed. All class records below 1900 known.
November 2002 : All blocks up to 20,000 completed. Delay record 2042 and fourteen class records confirmed.
November 2002 : Delay Record of 2045 found at ±22,702 E+12 by Kevin
July 2002 : All blocks up to 16,460 completed. Delay record 2039 and fifteen class records confirmed.
April 2002 : All blocks up to 12,720 completed. Another fourteen class records confirmed.
March 2002 : Delay Record of 2042 found at ±17,026 E+12 by Michael
February 2002 : All blocks up to 9340 completed. Two more class records confirmed.
December 2001 : Delay Record of 2039 found at ±12,770 E+12 by Billy
November 2001 : All blocks up to 9020 completed. One Delay record and ten class records confirmed.
September 2001 : All blocks up to 6800 completed. Three Delay records and fourteen class records confirmed. 
August 2001 : All blocks up to 3600 completed. Two Delay records and five class records confirmed
June 2001 : Delay Record of 1958 found at ±7579 E+12 by Kevin
May 2001 : Delay Record of 1919 found at ±6482 E+12 by Kevin
April 2001 : Delay Record of 1916 found at ±4861 E+12 by Kevin
March 2001 : Delay Record of 1903 found at ±4320 E+12 by Kevin
March 2001 : Delay Record of 1895 found at ±3586 E+12 by Eric
March 2001 : Delay Record of 1874 found at ±2978 E+12 by Kevin
February 2001 : All blocks up to 2620 completed. Three class records confirmed.
January 2001 : New Class and Delay Record of 1871 found at 2234,047405,400065.

Range 2000-20000
completed (view)
Range 20000-40000
completed (view)
Range 40000-60000
completed (view)
Range 60000-80000
completed (view)
Range 80000-100000
completed (view)
Range 100000-120000
completed (view)
Range 120000-140000
completed (view)
Range 140000-160000
completed (view)
Range 160000-180000
completed (view)
Range 180000-200000
completed (view)
Range 200000-220000
completed (view)
Range 220000-240000
completed (view)
Range 240000-260000
completed (view)
Range 260000-280000
completed (view)
Range 280000-300000
completed (view)
Not yet assigned Assigned,
not yet started
Assigned,
in progress
Entire interval
completed
Interval completed
class record found
300000-20
Kevin
300020-40
Kevin
300040-60
Kevin
300060-80
Kevin
300080-00
Kevin
300100-20
Kevin
300120-40
Kevin
300140-60
Kevin
300160-80
Kevin
300180-00
Kevin
300200-20
Kevin
300220-40
Kevin
300240-60
Kevin
300260-80
Kevin
300280-00
Kevin
300300-20
Kevin
300320-40
Kevin
300340-60
Kevin
300360-80
Kevin
300380-00
Kevin
300400-20
Kevin
300420-40
Kevin
300440-60
Kevin
300460-80
Kevin
300480-00
Kevin
300500-20
Kevin
300520-40
Kevin
300540-60
Kevin
300560-80
Kevin
300580-00
Kevin
300600-20
Kevin
300620-40
Kevin
300640-60
Kevin
300660-80
Kevin
300680-00
Kevin
300700-20
Kevin
300720-40
Kevin
300740-60
Kevin
300760-80
Kevin
300780-00
Kevin
300800-20
Kevin
300820-40
Kevin
300840-60
Kevin
300860-80
Kevin
300880-00
Kevin
300900-20
Kevin
300920-40
Kevin
300940-60
Kevin
300960-80
Kevin
300980-00
Kevin
301000-20
Kevin
301020-40
Kevin
301040-60
Kevin
301060-80
Kevin
301080-00
Kevin
301100-20
Kevin
301120-40
Kevin
301140-60
Kevin
301160-80
Kevin
301180-00
Kevin
301200-20
Kevin
301220-40
Kevin
301240-60
Kevin
301260-80
Kevin
301280-00
Kevin
301300-20
Kevin
301320-40
Kevin
301340-60
Kevin
301360-80
Kevin
301380-00
Kevin
301400-20
Kevin
301420-40
Kevin
301440-60
Kevin
301460-80
Kevin
301480-00
Kevin
301500-20
Kevin
301520-40
Kevin
301540-60
Kevin
301560-80
Kevin
301580-00
Kevin
301600-20
Kevin
301620-40
Kevin
301640-60
Kevin
301660-80
Kevin
301680-00
Kevin
301700-20
Kevin
301720-40
Kevin
301740-60
Kevin
301760-80
Kevin
301780-00
Kevin
301800-20
Kevin
301820-40
Kevin
301840-60
Kevin
301860-80
Kevin
301880-00
Kevin
301900-20
Kevin
301920-40
Kevin
301940-60
Kevin
301960-80
Kevin
301980-00
Kevin
302000-20
Lutz
302020-40
Lutz
302040-60
Lutz
302060-80
Lutz
302080-00
Lutz
302100-20
Lutz
302120-40
Lutz
302140-60
Lutz
302160-80
Lutz
302180-00
Lutz
302200-20
Lutz
302220-40
Lutz
302240-60
Lutz
302260-80
Lutz
302280-00
Lutz
302300-20
Lutz
302320-40
Lutz
302340-60
Lutz
302360-80
Lutz
302380-00
Lutz
302400-20
Bob
302420-40
Bob
302440-60
Bob
302460-80
Bob
302480-00
Bob
302500-20
Bob
302520-40
Bob
302540-60
Bob
302560-80
Bob
302580-00
Bob
302600-20
Luiz
302620-40
Luiz
302640-60
Luiz
302660-80
Luiz
302680-00
Luiz
302700-20
Luiz
302720-40
Luiz
302740-60
Luiz
302760-80
Luiz
302780-00
Luiz
302800-20
JerryM
302820-40
JerryM
302840-60
JerryM
302860-80
JerryM
302880-00
JerryM
302900-20
JerryM
302920-40
JerryM
302940-60
JerryM
302960-80
JerryM
302980-00
JerryM
303000-20
Kevin
303020-40
Kevin
303040-60
Kevin
303060-80
Kevin
303080-00
Kevin
303100-20
Kevin
303120-40
Kevin
303140-60
Kevin
303160-80
Kevin
303180-00
Kevin
303200-20
Kevin
303220-40
Kevin
303240-60
Kevin
303260-80
Kevin
303280-00
Kevin
303300-20
Kevin
303320-40
Kevin
303340-60
Kevin
303360-80
Kevin
303380-00
Kevin
303400-20
Kevin
303420-40
Kevin
303440-60
Kevin
303460-80
Kevin
303480-00
Kevin
303500-20
Kevin
303520-40
Kevin
303540-60
Kevin
303560-80
Kevin
303580-00
Kevin
303600-20
Kevin
303620-40
Kevin
303640-60
Kevin
303660-80
Kevin
303680-00
Kevin
303700-20
Kevin
303720-40
Kevin
303740-60
Kevin
303760-80
Kevin
303780-00
Kevin
303800-20
Kevin
303820-40
Kevin
303840-60
Kevin
303860-80
Kevin
303880-00
Kevin
303900-20
Kevin
303920-40
Kevin
303940-60
Kevin
303960-80
Kevin
303980-00
Kevin
304000-20
Kevin
304020-40
Kevin
304040-60
Kevin
304060-80
Kevin
304080-00
Kevin
304100-20
Kevin
304120-40
Kevin
304140-60
Kevin
304160-80
Kevin
304180-00
Kevin
304200-20
Kevin
304220-40
Kevin
304240-60
Kevin
304260-80
Kevin
304280-00
Kevin
304300-20
Kevin
304320-40
Kevin
304340-60
Kevin
304360-80
Kevin
304380-00
Kevin
304400-20
Kevin
304420-40
Kevin
304440-60
Kevin
304460-80
Kevin
304480-00
Kevin
304500-20
Kevin
304520-40
Kevin
304540-60
Kevin
304560-80
Kevin
304580-00
Kevin
304600-20
Kevin
304620-40
Kevin
304640-60
Kevin
304660-80
Kevin
304680-00
Kevin
304700-20
Kevin
304720-40
Kevin
304740-60
Kevin
304760-80
Kevin
304780-00
Kevin
304800-20
Kevin
304820-40
Kevin
304840-60
Kevin
304860-80
Kevin
304880-00
Kevin
304900-20
Kevin
304920-40
Kevin
304940-60
Kevin
304960-80
Kevin
304980-00
Kevin
305000-20
Steven
305020-40
Steven
305040-60
Steven
305060-80
Steven
305080-00
Steven
305100-20
Steven
305120-40
Steven
305140-60
Steven
305160-80
Steven
305180-00
Steven
305200-20
Steven
305220-40
Steven
305240-60
Steven
305260-80
Steven
305280-00
Steven
305300-20
Steven
305320-40
Steven
305340-60
Steven
305360-80
Steven
305380-00
Steven
305400-20
Tom
305420-40
Tom
305440-60
Tom
305460-80
Tom
305480-00
Tom
305500-20
Tom
305520-40
Tom
305540-60
Tom
305560-80
Tom
305580-00
Tom
305600-20
Bob
305620-40
Bob
305640-60
Bob
305660-80
Bob
305680-00
Bob
305700-20
Bob
305720-40
Bob
305740-60
Bob
305760-80
Bob
305780-00
Bob
305800-20
Luiz
305820-40
Luiz
305840-60
Luiz
305860-80
Luiz
305880-00
Luiz
305900-20
Luiz
305920-40
Luiz
305940-60
Luiz
305960-80
Luiz
305980-00
Luiz
306000-20
Kevin
306020-40
Kevin
306040-60
Kevin
306060-80
Kevin
306080-00
Kevin
306100-20
Kevin
306120-40
Kevin
306140-60
Kevin
306160-80
Kevin
306180-00
Kevin
306200-20
Kevin
306220-40
Kevin
306240-60
Kevin
306260-80
Kevin
306280-00
Kevin
306300-20
Kevin
306320-40
Kevin
306340-60
Kevin
306360-80
Kevin
306380-00
Kevin
306400-20
Kevin
306420-40
Kevin
306440-60
Kevin
306460-80
Kevin
306480-00
Kevin
306500-20
Kevin
306520-40
Kevin
306540-60
Kevin
306560-80
Kevin
306580-00
Kevin
306600-20
Kevin
306620-40
Kevin
306640-60
Kevin
306660-80
Kevin
306680-00
Kevin
306700-20
Kevin
306720-40
Kevin
306740-60
Kevin
306760-80
Kevin
306780-00
Kevin
306800-20
Kevin
306820-40
Kevin
306840-60
Kevin
306860-80
Kevin
306880-00
Kevin
306900-20
Kevin
306920-40
Kevin
306940-60
Kevin
306960-80
Kevin
306980-00
Kevin
307000-20
Kevin
307020-40
Kevin
307040-60
Kevin
307060-80
Kevin
307080-00
Kevin
307100-20
Kevin
307120-40
Kevin
307140-60
Kevin
307160-80
Kevin
307180-00
Kevin
307200-20
Kevin
307220-40
Kevin
307240-60
Kevin
307260-80
Kevin
307280-00
Kevin
307300-20
Kevin
307320-40
Kevin
307340-60
Kevin
307360-80
Kevin
307380-00
Kevin
307400-20
Kevin
307420-40
Kevin
307440-60
Kevin
307460-80
Kevin
307480-00
Kevin
307500-20
Kevin
307520-40
Kevin
307540-60
Kevin
307560-80
Kevin
307580-00
Kevin
307600-20
Kevin
307620-40
Kevin
307640-60
Kevin
307660-80
Kevin
307680-00
Kevin
307700-20
Kevin
307720-40
Kevin
307740-60
Kevin
307760-80
Kevin
307780-00
Kevin
307800-20
Kevin
307820-40
Kevin
307840-60
Kevin
307860-80
Kevin
307880-00
Kevin
307900-20
Kevin
307920-40
Kevin
307940-60
Kevin
307960-80
Kevin
307980-00
Kevin
308000-20
Kevin
308020-40
Kevin
308040-60
Kevin
308060-80
Kevin
308080-00
Kevin
308100-20
Kevin
308120-40
Kevin
308140-60
Kevin
308160-80
Kevin
308180-00
Kevin
308200-20
Kevin
308220-40
Kevin
308240-60
Kevin
308260-80
Kevin
308280-00
Kevin
308300-20
Kevin
308320-40
Kevin
308340-60
Kevin
308360-80
Kevin
308380-00
Kevin
308400-20
Kevin
308420-40
Kevin
308440-60
Kevin
308460-80
Kevin
308480-00
Kevin
308500-20
Kevin
308520-40
Kevin
308540-60
Kevin
308560-80
Kevin
308580-00
Kevin
308600-20
Kevin
308620-40
Kevin
308640-60
Kevin
308660-80
Kevin
308680-00
Kevin
308700-20
Kevin
308720-40
Kevin
308740-60
Kevin
308760-80
Kevin
308780-00
Kevin
308800-20
Kevin
308820-40
Kevin
308840-60
Kevin
308860-80
Kevin
308880-00
Kevin
308900-20
Kevin
308920-40
Kevin
308940-60
Kevin
308960-80
Kevin
308980-00
Kevin
309000-20
Lutz
309020-40
Lutz
309040-60
Lutz
309060-80
Lutz
309080-00
Lutz
309100-20
Lutz
309120-40
Lutz
309140-60
Lutz
309160-80
Lutz
309180-00
Lutz
309200-20
Lutz
309220-40
Lutz
309240-60
Lutz
309260-80
Lutz
309280-00
Lutz
309300-20
Lutz
309320-40
Lutz
309340-60
Lutz
309360-80
Lutz
309380-00
Lutz
309400-20
Sergei
309420-40
Sergei
309440-60
Sergei
309460-80
Sergei
309480-00
Sergei
309500-20
Bob
309520-40
Bob
309540-60
Bob
309560-80
Bob
309580-00
Bob
309600-20
Bob
309620-40
Bob
309640-60
Bob
309660-80
Bob
309680-00
Bob
309700-20
Steven
309720-40
Steven
309740-60
Steven
309760-80
Steven
309780-00
Steven
309800-20
Steven
309820-40
Steven
309840-60
Steven
309860-80
Steven
309880-00
Steven
309900-20
Steven
309920-40
Steven
309940-60
Steven
309960-80
Steven
309980-00
Steven
310000-20
Steven
310020-40
Steven
310040-60
Steven
310060-80
Steven
310080-00
Steven
310100-20
Lutz
310120-40
Lutz
310140-60
Lutz
310160-80
Lutz
310180-00
Lutz
310200-20
Lutz
310220-40
Lutz
310240-60
Lutz
310260-80
Lutz
310280-00
Lutz
310300-20
Lutz
310320-40
Lutz
310340-60
Lutz
310360-80
Lutz
310380-00
Lutz
310400-20
Lutz
310420-40
Lutz
310440-60
Lutz
310460-80
Lutz
310480-00
Lutz
310500-20
Luiz
310520-40
Luiz
310540-60
Luiz
310560-80
Luiz
310580-00
Luiz
310600-20
Luiz
310620-40
Luiz
310640-60
Luiz
310660-80
Luiz
310680-00
Luiz
310700-20
RyanH
310720-40
RyanH
310740-60
RyanH
310760-80
RyanH
310780-00
RyanH
310800-20
Joonatan P
310820-40
Joonatan P
310840-60
Joonatan P
310860-80
Joonatan P
310880-00
Joonatan P
310900-20
RyanH
310920-40
RyanH
310940-60
RyanH
310960-80
RyanH
310980-00
RyanH
311000-20
Kevin
311020-40
Kevin
311040-60
Kevin
311060-80
Kevin
311080-00
Kevin
311100-20
Kevin
311120-40
Kevin
311140-60
Kevin
311160-80
Kevin
311180-00
Kevin
311200-20
Kevin
311220-40
Kevin
311240-60
Kevin
311260-80
Kevin
311280-00
Kevin
311300-20
Kevin
311320-40
Kevin
311340-60
Kevin
311360-80
Kevin
311380-00
Kevin
311400-20
Kevin
311420-40
Kevin
311440-60
Kevin
311460-80
Kevin
311480-00
Kevin
311500-20
Kevin
311520-40
Kevin
311540-60
Kevin
311560-80
Kevin
311580-00
Kevin
311600-20
Kevin
311620-40
Kevin
311640-60
Kevin
311660-80
Kevin
311680-00
Kevin
311700-20
Kevin
311720-40
Kevin
311740-60
Kevin
311760-80
Kevin
311780-00
Kevin
311800-20
Kevin
311820-40
Kevin
311840-60
Kevin
311860-80
Kevin
311880-00
Kevin
311900-20
Kevin
311920-40
Kevin
311940-60
Kevin
311960-80
Kevin
311980-00
Kevin
312000-20
Kevin
312020-40
Kevin
312040-60
Kevin
312060-80
Kevin
312080-00
Kevin
312100-20
Kevin
312120-40
Kevin
312140-60
Kevin
312160-80
Kevin
312180-00
Kevin
312200-20
Kevin
312220-40
Kevin
312240-60
Kevin
312260-80
Kevin
312280-00
Kevin
312300-20
Kevin
312320-40
Kevin
312340-60
Kevin
312360-80
Kevin
312380-00
Kevin
312400-20
Kevin
312420-40
Kevin
312440-60
Kevin
312460-80
Kevin
312480-00
Kevin
312500-20
Kevin
312520-40
Kevin
312540-60
Kevin
312560-80
Kevin
312580-00
Kevin
312600-20
Kevin
312620-40
Kevin
312640-60
Kevin
312660-80
Kevin
312680-00
Kevin
312700-20
Kevin
312720-40
Kevin
312740-60
Kevin
312760-80
Kevin
312780-00
Kevin
312800-20
Kevin
312820-40
Kevin
312840-60
Kevin
312860-80
Kevin
312880-00
Kevin
312900-20
Kevin
312920-40
Kevin
312940-60
Kevin
312960-80
Kevin
312980-00
Kevin
313000-20
Kevin
313020-40
Kevin
313040-60
Kevin
313060-80
Kevin
313080-00
Kevin
313100-20
Kevin
313120-40
Kevin
313140-60
Kevin
313160-80
Kevin
313180-00
Kevin
313200-20
Kevin
313220-40
Kevin
313240-60
Kevin
313260-80
Kevin
313280-00
Kevin
313300-20
Kevin
313320-40
Kevin
313340-60
Kevin
313360-80
Kevin
313380-00
Kevin
313400-20
Kevin
313420-40
Kevin
313440-60
Kevin
313460-80
Kevin
313480-00
Kevin
313500-20
Kevin
313520-40
Kevin
313540-60
Kevin
313560-80
Kevin
313580-00
Kevin
313600-20
Kevin
313620-40
Kevin
313640-60
Kevin
313660-80
Kevin
313680-00
Kevin
313700-20
Kevin
313720-40
Kevin
313740-60
Kevin
313760-80
Kevin
313780-00
Kevin
313800-20
Kevin
313820-40
Kevin
313840-60
Kevin
313860-80
Kevin
313880-00
Kevin
313900-20
Kevin
313920-40
Kevin
313940-60
Kevin
313960-80
Kevin
313980-00
Kevin
314000-20
Bob
314020-40
Bob
314040-60
Bob
314060-80
Bob
314080-00
Bob
314100-20
Bob
314120-40
Bob
314140-60
Bob
314160-80
Bob
314180-00
Bob
314200-20
Steven
314220-40
Steven
314240-60
Steven
314260-80
Steven
314280-00
Steven
314300-20
Steven
314320-40
Steven
314340-60
Steven
314360-80
Steven
314380-00
Steven
314400-20
Steven
314420-40
Steven
314440-60
Steven
314460-80
Steven
314480-00
Steven
314500-20
Steven
314520-40
Steven
314540-60
Steven
314560-80
Steven
314580-00
Steven
314600-20
JerryM
314620-40
JerryM
314640-60
JerryM
314660-80
JerryM
314680-00
JerryM
314700-20
Luiz
314720-40
Luiz
314740-60
Luiz
314760-80
Luiz
314780-00
Luiz
314800-20
Luiz
314820-40
Luiz
314840-60
Luiz
314860-80
Luiz
314880-00
Luiz
314900-20
Eric
314920-40
Eric
314940-60
Eric
314960-80
Eric
314980-00
Eric
315000-20
Lutz
315020-40
Lutz
315040-60
Lutz
315060-80
Lutz
315080-00
Lutz
315100-20
Lutz
315120-40
Lutz
315140-60
Lutz
315160-80
Lutz
315180-00
Lutz
315200-20
Lutz
315220-40
Lutz
315240-60
Lutz
315260-80
Lutz
315280-00
Lutz
315300-20
Lutz
315320-40
Lutz
315340-60
Lutz
315360-80
Lutz
315380-00
Lutz
315400-20
Bob
315420-40
Bob
315440-60
Bob
315460-80
Bob
315480-00
Bob
315500-20
Bob
315520-40
Bob
315540-60
Bob
315560-80
Bob
315580-00
Bob
315600-20
Luiz
315620-40
Luiz
315640-60
Luiz
315660-80
Luiz
315680-00
Luiz
315700-20
Luiz
315720-40
Luiz
315740-60
Luiz
315760-80
Luiz
315780-00
Luiz
315800-20
315820-40
315840-60
315860-80
315880-00
315900-20
315920-40
315940-60
315960-80
315980-00
Contributions by
EricEric Roosendaal, Netherlands (author) LutzLutz Nebe, Germany
KevinKevin Hebb, Alberta, Canada BobBob Coffman, USA
StevenSteven Cuthbert, England LuizLuiz Antonio Souza, Brazil
TomTom Leong, USA JerryMJerry Metzger, USA
SergeiSergei S, Russia RyanHRyan Harder
Joonatan PJoonatan P, Finland   

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