3x+1 Class records calculation progress map
 
Completed block range from 120000 to 140000
 
120000-20
Eric
120020-40
Eric
120040-60
Eric
120060-80
Eric
120080-00
Eric
120100-20
Eric
120120-40
Eric
120140-60
Eric
120160-80
Eric
120180-00
Eric
120200-20
Eric
120220-40
Eric
120240-60
Eric
120260-80
Eric
120280-00
Eric
120300-20
Eric
120320-40
Eric
120340-60
Eric
120360-80
Eric
120380-00
Eric
120400-20
Eric
120420-40
Eric
120440-60
Eric
120460-80
Eric
120480-00
Eric
120500-20
Eric
120520-40
Eric
120540-60
Eric
120560-80
Eric
120580-00
Eric
120600-20
Eric
120620-40
Eric
120640-60
Eric
120660-80
Eric
120680-00
Eric
120700-20
Eric
120720-40
Eric
120740-60
Eric
120760-80
Eric
120780-00
Eric
120800-20
Eric
120820-40
Eric
120840-60
Eric
120860-80
Eric
120880-00
Eric
120900-20
Eric
120920-40
Eric
120940-60
Eric
120960-80
Eric
120980-00
Eric
121000-20
Stephen
121020-40
Stephen
121040-60
Ken
121060-80
Ken
121080-00
Steven
121100-20
Luiz
121120-40
Luiz
121140-60
Luiz
121160-80
Luiz
121180-00
Luiz
121200-20
Stephen
121220-40
Stephen
121240-60
Steven
121260-80
Steven
121280-00
Steven
121300-20
Tom
121320-40
Tom
121340-60
Tom
121360-80
Tom
121380-00
Tom
121400-20
Stephen
121420-40
Stephen
121440-60
Stephen
121460-80
Stephen
121480-00
Fouad
121500-20
Tom
121520-40
Tom
121540-60
Tom
121560-80
Tom
121580-00
Tom
121600-20
Steven
121620-40
Steven
121640-60
Steven
121660-80
Steven
121680-00
Bernhard
121700-20
Bob
121720-40
Bob
121740-60
Bob
121760-80
Bob
121780-00
Bob
121800-20
Bob
121820-40
Bob
121840-60
Bob
121860-80
Bob
121880-00
Bob
121900-20
Luiz
121920-40
Luiz
121940-60
Luiz
121960-80
Luiz
121980-00
Luiz
122000-20
Kevin
122020-40
Kevin
122040-60
Kevin
122060-80
Kevin
122080-00
Kevin
122100-20
Kevin
122120-40
Kevin
122140-60
Kevin
122160-80
Kevin
122180-00
Kevin
122200-20
Kevin
122220-40
Kevin
122240-60
Kevin
122260-80
Kevin
122280-00
Kevin
122300-20
Kevin
122320-40
Kevin
122340-60
Kevin
122360-80
Kevin
122380-00
Kevin
122400-20
Kevin
122420-40
Kevin
122440-60
Kevin
122460-80
Kevin
122480-00
Kevin
122500-20
Kevin
122520-40
Kevin
122540-60
Kevin
122560-80
Kevin
122580-00
Kevin
122600-20
Kevin
122620-40
Kevin
122640-60
Kevin
122660-80
Kevin
122680-00
Kevin
122700-20
Kevin
122720-40
Kevin
122740-60
Kevin
122760-80
Kevin
122780-00
Kevin
122800-20
Kevin
122820-40
Kevin
122840-60
Kevin
122860-80
Kevin
122880-00
Kevin
122900-20
Kevin
122920-40
Kevin
122940-60
Kevin
122960-80
Kevin
122980-00
Kevin
123000-20
Kevin
123020-40
Kevin
123040-60
Kevin
123060-80
Kevin
123080-00
Kevin
123100-20
Kevin
123120-40
Kevin
123140-60
Kevin
123160-80
Kevin
123180-00
Kevin
123200-20
Kevin
123220-40
Kevin
123240-60
Kevin
123260-80
Kevin
123280-00
Kevin
123300-20
Kevin
123320-40
Kevin
123340-60
Kevin
123360-80
Kevin
123380-00
Kevin
123400-20
Kevin
123420-40
Kevin
123440-60
Kevin
123460-80
Kevin
123480-00
Kevin
123500-20
Kevin
123520-40
Kevin
123540-60
Kevin
123560-80
Kevin
123580-00
Kevin
123600-20
Kevin
123620-40
Kevin
123640-60
Kevin
123660-80
Kevin
123680-00
Kevin
123700-20
Kevin
123720-40
Kevin
123740-60
Kevin
123760-80
Kevin
123780-00
Kevin
123800-20
Kevin
123820-40
Kevin
123840-60
Kevin
123860-80
Kevin
123880-00
Kevin
123900-20
Kevin
123920-40
Kevin
123940-60
Kevin
123960-80
Kevin
123980-00
Kevin
124000-20
Luiz
124020-40
Kevin
124040-60
Kevin
124060-80
Kevin
124080-00
Kevin
124100-20
Kevin
124120-40
Kevin
124140-60
Kevin
124160-80
Kevin
124180-00
Kevin
124200-20
Kevin
124220-40
Kevin
124240-60
Kevin
124260-80
Kevin
124280-00
Kevin
124300-20
Kevin
124320-40
Kevin
124340-60
Kevin
124360-80
Kevin
124380-00
Kevin
124400-20
Kevin
124420-40
Kevin
124440-60
Kevin
124460-80
Kevin
124480-00
Kevin
124500-20
Kevin
124520-40
Kevin
124540-60
Kevin
124560-80
Kevin
124580-00
Kevin
124600-20
Kevin
124620-40
Kevin
124640-60
Kevin
124660-80
Kevin
124680-00
Kevin
124700-20
Kevin
124720-40
Kevin
124740-60
Kevin
124760-80
Kevin
124780-00
Kevin
124800-20
Kevin
124820-40
Kevin
124840-60
Kevin
124860-80
Kevin
124880-00
Kevin
124900-20
Kevin
124920-40
Kevin
124940-60
Kevin
124960-80
Kevin
124980-00
Kevin
125000-20
Tom
125020-40
Tom
125040-60
Tom
125060-80
Tom
125080-00
Tom
125100-20
Steven
125120-40
Steven
125140-60
Steven
125160-80
Steven
125180-00
Ken
125200-20
Ken
125220-40
Steven
125240-60
Steven
125260-80
Steven
125280-00
Steven
125300-20
Luiz
125320-40
Luiz
125340-60
Luiz
125360-80
Luiz
125380-00
Luiz
125400-20
Eric
125420-40
Eric
125440-60
Eric
125460-80
Eric
125480-00
Eric
125500-20
Eric
125520-40
Eric
125540-60
Eric
125560-80
Eric
125580-00
Eric
125600-20
Stephen
125620-40
Stephen
125640-60
Bernhard
125660-80
Eric
125680-00
Eric
125700-20
Tom
125720-40
Tom
125740-60
Tom
125760-80
Tom
125780-00
Tom
125800-20
Stephen
125820-40
Stephen
125840-60
Stephen
125860-80
Stephen
125880-00
Stephen
125900-20
Stephen
125920-40
Stephen
125940-60
Stephen
125960-80
Stephen
125980-00
Stephen
126000-20
Kevin
126020-40
Kevin
126040-60
Kevin
126060-80
Kevin
126080-00
Kevin
126100-20
Kevin
126120-40
Kevin
126140-60
Kevin
126160-80
Kevin
126180-00
Kevin
126200-20
Kevin
126220-40
Kevin
126240-60
Kevin
126260-80
Kevin
126280-00
Kevin
126300-20
Kevin
126320-40
Kevin
126340-60
Kevin
126360-80
Kevin
126380-00
Kevin
126400-20
Kevin
126420-40
Kevin
126440-60
Kevin
126460-80
Kevin
126480-00
Kevin
126500-20
Kevin
126520-40
Kevin
126540-60
Kevin
126560-80
Kevin
126580-00
Kevin
126600-20
Kevin
126620-40
Kevin
126640-60
Kevin
126660-80
Kevin
126680-00
Kevin
126700-20
Kevin
126720-40
Kevin
126740-60
Kevin
126760-80
Kevin
126780-00
Kevin
126800-20
Kevin
126820-40
Kevin
126840-60
Kevin
126860-80
Kevin
126880-00
Kevin
126900-20
Kevin
126920-40
Kevin
126940-60
Kevin
126960-80
Kevin
126980-00
Kevin
127000-20
Kevin
127020-40
Kevin
127040-60
Kevin
127060-80
Kevin
127080-00
Kevin
127100-20
Kevin
127120-40
Kevin
127140-60
Kevin
127160-80
Kevin
127180-00
Kevin
127200-20
Kevin
127220-40
Kevin
127240-60
Kevin
127260-80
Kevin
127280-00
Kevin
127300-20
Kevin
127320-40
Kevin
127340-60
Kevin
127360-80
Kevin
127380-00
Kevin
127400-20
Kevin
127420-40
Kevin
127440-60
Kevin
127460-80
Kevin
127480-00
Kevin
127500-20
Kevin
127520-40
Kevin
127540-60
Kevin
127560-80
Kevin
127580-00
Kevin
127600-20
Kevin
127620-40
Kevin
127640-60
Kevin
127660-80
Kevin
127680-00
Kevin
127700-20
Kevin
127720-40
Kevin
127740-60
Kevin
127760-80
Kevin
127780-00
Kevin
127800-20
Kevin
127820-40
Kevin
127840-60
Kevin
127860-80
Kevin
127880-00
Kevin
127900-20
Kevin
127920-40
Kevin
127940-60
Kevin
127960-80
Kevin
127980-00
Kevin
128000-20
Kevin
128020-40
Kevin
128040-60
Kevin
128060-80
Kevin
128080-00
Kevin
128100-20
Kevin
128120-40
Kevin
128140-60
Kevin
128160-80
Kevin
128180-00
Kevin
128200-20
Kevin
128220-40
Kevin
128240-60
Kevin
128260-80
Kevin
128280-00
Kevin
128300-20
Kevin
128320-40
Kevin
128340-60
Kevin
128360-80
Kevin
128380-00
Kevin
128400-20
Kevin
128420-40
Kevin
128440-60
Kevin
128460-80
Kevin
128480-00
Kevin
128500-20
Kevin
128520-40
Kevin
128540-60
Kevin
128560-80
Kevin
128580-00
Kevin
128600-20
Kevin
128620-40
Kevin
128640-60
Kevin
128660-80
Kevin
128680-00
Kevin
128700-20
Kevin
128720-40
Kevin
128740-60
Kevin
128760-80
Kevin
128780-00
Kevin
128800-20
Kevin
128820-40
Kevin
128840-60
Kevin
128860-80
Kevin
128880-00
Kevin
128900-20
Kevin
128920-40
Kevin
128940-60
Kevin
128960-80
Kevin
128980-00
Kevin
129000-20
Kevin
129020-40
Kevin
129040-60
Kevin
129060-80
Kevin
129080-00
Kevin
129100-20
Kevin
129120-40
Kevin
129140-60
Kevin
129160-80
Kevin
129180-00
Kevin
129200-20
Kevin
129220-40
Kevin
129240-60
Kevin
129260-80
Kevin
129280-00
Kevin
129300-20
Kevin
129320-40
Kevin
129340-60
Kevin
129360-80
Kevin
129380-00
Kevin
129400-20
Kevin
129420-40
Kevin
129440-60
Kevin
129460-80
Kevin
129480-00
Kevin
129500-20
Kevin
129520-40
Kevin
129540-60
Kevin
129560-80
Kevin
129580-00
Kevin
129600-20
Kevin
129620-40
Kevin
129640-60
Kevin
129660-80
Kevin
129680-00
Kevin
129700-20
Kevin
129720-40
Kevin
129740-60
Kevin
129760-80
Kevin
129780-00
Kevin
129800-20
Kevin
129820-40
Kevin
129840-60
Kevin
129860-80
Kevin
129880-00
Kevin
129900-20
Kevin
129920-40
Kevin
129940-60
Kevin
129960-80
Kevin
129980-00
Kevin
130000-20
Kevin
130020-40
Kevin
130040-60
Kevin
130060-80
Kevin
130080-00
Kevin
130100-20
Kevin
130120-40
Kevin
130140-60
Kevin
130160-80
Kevin
130180-00
Kevin
130200-20
Kevin
130220-40
Kevin
130240-60
Kevin
130260-80
Kevin
130280-00
Kevin
130300-20
Kevin
130320-40
Kevin
130340-60
Kevin
130360-80
Kevin
130380-00
Kevin
130400-20
Kevin
130420-40
Kevin
130440-60
Kevin
130460-80
Kevin
130480-00
Kevin
130500-20
Kevin
130520-40
Kevin
130540-60
Kevin
130560-80
Kevin
130580-00
Kevin
130600-20
Kevin
130620-40
Kevin
130640-60
Kevin
130660-80
Kevin
130680-00
Kevin
130700-20
Kevin
130720-40
Kevin
130740-60
Kevin
130760-80
Kevin
130780-00
Kevin
130800-20
Kevin
130820-40
Kevin
130840-60
Kevin
130860-80
Kevin
130880-00
Kevin
130900-20
Kevin
130920-40
Kevin
130940-60
Kevin
130960-80
Kevin
130980-00
Kevin
131000-20
Kevin
131020-40
Kevin
131040-60
Kevin
131060-80
Kevin
131080-00
Kevin
131100-20
Kevin
131120-40
Kevin
131140-60
Kevin
131160-80
Kevin
131180-00
Kevin
131200-20
Kevin
131220-40
Kevin
131240-60
Kevin
131260-80
Kevin
131280-00
Kevin
131300-20
Kevin
131320-40
Kevin
131340-60
Kevin
131360-80
Kevin
131380-00
Kevin
131400-20
Kevin
131420-40
Kevin
131440-60
Kevin
131460-80
Kevin
131480-00
Kevin
131500-20
Kevin
131520-40
Kevin
131540-60
Kevin
131560-80
Kevin
131580-00
Kevin
131600-20
Kevin
131620-40
Kevin
131640-60
Kevin
131660-80
Kevin
131680-00
Kevin
131700-20
Kevin
131720-40
Kevin
131740-60
Kevin
131760-80
Kevin
131780-00
Kevin
131800-20
Kevin
131820-40
Kevin
131840-60
Kevin
131860-80
Kevin
131880-00
Kevin
131900-20
Kevin
131920-40
Kevin
131940-60
Kevin
131960-80
Kevin
131980-00
Kevin
132000-20
Luiz
132020-40
Luiz
132040-60
Luiz
132060-80
Luiz
132080-00
Luiz
132100-20
Tom
132120-40
Tom
132140-60
Tom
132160-80
Tom
132180-00
Tom
132200-20
Steven
132220-40
Steven
132240-60
Steven
132260-80
Steven
132280-00
Stephen
132300-20
Stephen
132320-40
Stephen
132340-60
Stephen
132360-80
Ken
132380-00
Ken
132400-20
Eric
132420-40
Eric
132440-60
Eric
132460-80
Eric
132480-00
Eric
132500-20
Eric
132520-40
Eric
132540-60
Eric
132560-80
Eric
132580-00
Eric
132600-20
Eric
132620-40
Eric
132640-60
Eric
132660-80
Eric
132680-00
Eric
132700-20
Eric
132720-40
Eric
132740-60
Eric
132760-80
Eric
132780-00
Eric
132800-20
Eric
132820-40
Eric
132840-60
Eric
132860-80
Eric
132880-00
Eric
132900-20
Tom
132920-40
Tom
132940-60
Tom
132960-80
Tom
132980-00
Tom
133000-20
Kevin
133020-40
Kevin
133040-60
Kevin
133060-80
Kevin
133080-00
Kevin
133100-20
Kevin
133120-40
Kevin
133140-60
Kevin
133160-80
Kevin
133180-00
Kevin
133200-20
Kevin
133220-40
Kevin
133240-60
Kevin
133260-80
Kevin
133280-00
Kevin
133300-20
Kevin
133320-40
Kevin
133340-60
Kevin
133360-80
Kevin
133380-00
Kevin
133400-20
Kevin
133420-40
Kevin
133440-60
Kevin
133460-80
Kevin
133480-00
Kevin
133500-20
Kevin
133520-40
Kevin
133540-60
Kevin
133560-80
Kevin
133580-00
Kevin
133600-20
Kevin
133620-40
Kevin
133640-60
Kevin
133660-80
Kevin
133680-00
Kevin
133700-20
Kevin
133720-40
Kevin
133740-60
Kevin
133760-80
Kevin
133780-00
Kevin
133800-20
Kevin
133820-40
Kevin
133840-60
Kevin
133860-80
Kevin
133880-00
Kevin
133900-20
Kevin
133920-40
Kevin
133940-60
Kevin
133960-80
Kevin
133980-00
Kevin
134000-20
Kevin
134020-40
Kevin
134040-60
Kevin
134060-80
Kevin
134080-00
Kevin
134100-20
Kevin
134120-40
Kevin
134140-60
Kevin
134160-80
Kevin
134180-00
Kevin
134200-20
Kevin
134220-40
Kevin
134240-60
Kevin
134260-80
Kevin
134280-00
Kevin
134300-20
Kevin
134320-40
Kevin
134340-60
Kevin
134360-80
Kevin
134380-00
Kevin
134400-20
Kevin
134420-40
Kevin
134440-60
Kevin
134460-80
Kevin
134480-00
Kevin
134500-20
Kevin
134520-40
Kevin
134540-60
Kevin
134560-80
Kevin
134580-00
Kevin
134600-20
Kevin
134620-40
Kevin
134640-60
Kevin
134660-80
Kevin
134680-00
Kevin
134700-20
Kevin
134720-40
Kevin
134740-60
Kevin
134760-80
Kevin
134780-00
Kevin
134800-20
Kevin
134820-40
Kevin
134840-60
Kevin
134860-80
Kevin
134880-00
Kevin
134900-20
Kevin
134920-40
Kevin
134940-60
Kevin
134960-80
Kevin
134980-00
Kevin
135000-20
Luiz
135020-40
Luiz
135040-60
Luiz
135060-80
Luiz
135080-00
Luiz
135100-20
Luiz
135120-40
Luiz
135140-60
Luiz
135160-80
Luiz
135180-00
Luiz
135200-20
Bob
135220-40
Bob
135240-60
Bob
135260-80
Bob
135280-00
Bob
135300-20
Eric
135320-40
Eric
135340-60
Eric
135360-80
Eric
135380-00
Eric
135400-20
Steven
135420-40
Steven
135440-60
Steven
135460-80
Steven
135480-00
Eric
135500-20
Eric
135520-40
Stephen
135540-60
Stephen
135560-80
Stephen
135580-00
Stephen
135600-20
Tom
135620-40
Tom
135640-60
Tom
135660-80
Tom
135680-00
Tom
135700-20
Eric
135720-40
Eric
135740-60
Eric
135760-80
Eric
135780-00
Eric
135800-20
Eric
135820-40
Eric
135840-60
Eric
135860-80
Eric
135880-00
Eric
135900-20
Stephen
135920-40
Stephen
135940-60
Stephen
135960-80
Stephen
135980-00
Eric
136000-20
Kevin
136020-40
Kevin
136040-60
Kevin
136060-80
Kevin
136080-00
Kevin
136100-20
Kevin
136120-40
Kevin
136140-60
Kevin
136160-80
Kevin
136180-00
Kevin
136200-20
Kevin
136220-40
Kevin
136240-60
Kevin
136260-80
Kevin
136280-00
Kevin
136300-20
Kevin
136320-40
Kevin
136340-60
Kevin
136360-80
Kevin
136380-00
Kevin
136400-20
Kevin
136420-40
Kevin
136440-60
Kevin
136460-80
Kevin
136480-00
Kevin
136500-20
Kevin
136520-40
Kevin
136540-60
Kevin
136560-80
Kevin
136580-00
Kevin
136600-20
Kevin
136620-40
Kevin
136640-60
Kevin
136660-80
Kevin
136680-00
Kevin
136700-20
Kevin
136720-40
Kevin
136740-60
Kevin
136760-80
Kevin
136780-00
Kevin
136800-20
Kevin
136820-40
Kevin
136840-60
Kevin
136860-80
Kevin
136880-00
Kevin
136900-20
Kevin
136920-40
Kevin
136940-60
Kevin
136960-80
Kevin
136980-00
Kevin
137000-20
Tom
137020-40
Tom
137040-60
Tom
137060-80
Tom
137080-00
Tom
137100-20
Tom
137120-40
Tom
137140-60
Tom
137160-80
Tom
137180-00
Tom
137200-20
Tom
137220-40
Tom
137240-60
Tom
137260-80
Tom
137280-00
Tom
137300-20
Tom
137320-40
Tom
137340-60
Tom
137360-80
Tom
137380-00
Tom
137400-20
Tom
137420-40
Tom
137440-60
Tom
137460-80
Tom
137480-00
Tom
137500-20
Steven
137520-40
Steven
137540-60
Steven
137560-80
Steven
137580-00
Steven
137600-20
Eric
137620-40
Eric
137640-60
Eric
137660-80
Eric
137680-00
Eric
137700-20
Eric
137720-40
Eric
137740-60
Eric
137760-80
Eric
137780-00
Eric
137800-20
Bob
137820-40
Bob
137840-60
Bob
137860-80
Bob
137880-00
Bob
137900-20
Bob
137920-40
Bob
137940-60
Bob
137960-80
Bob
137980-00
Bob
138000-20
Kevin
138020-40
Kevin
138040-60
Kevin
138060-80
Kevin
138080-00
Kevin
138100-20
Kevin
138120-40
Kevin
138140-60
Kevin
138160-80
Kevin
138180-00
Kevin
138200-20
Kevin
138220-40
Kevin
138240-60
Kevin
138260-80
Kevin
138280-00
Kevin
138300-20
Kevin
138320-40
Kevin
138340-60
Kevin
138360-80
Kevin
138380-00
Kevin
138400-20
Kevin
138420-40
Kevin
138440-60
Kevin
138460-80
Kevin
138480-00
Kevin
138500-20
Kevin
138520-40
Kevin
138540-60
Kevin
138560-80
Kevin
138580-00
Kevin
138600-20
Kevin
138620-40
Kevin
138640-60
Kevin
138660-80
Kevin
138680-00
Kevin
138700-20
Kevin
138720-40
Kevin
138740-60
Kevin
138760-80
Kevin
138780-00
Kevin
138800-20
Kevin
138820-40
Kevin
138840-60
Kevin
138860-80
Kevin
138880-00
Kevin
138900-20
Kevin
138920-40
Kevin
138940-60
Kevin
138960-80
Kevin
138980-00
Kevin
139000-20
Tom
139020-40
Tom
139040-60
Tom
139060-80
Tom
139080-00
Tom
139100-20
Tom
139120-40
Tom
139140-60
Tom
139160-80
Tom
139180-00
Tom
139200-20
Tom
139220-40
Tom
139240-60
Tom
139260-80
Tom
139280-00
Tom
139300-20
Tom
139320-40
Tom
139340-60
Tom
139360-80
Tom
139380-00
Tom
139400-20
Stephen
139420-40
Stephen
139440-60
Stephen
139460-80
Stephen
139480-00
Ken
139500-20
Ken
139520-40
Tom
139540-60
Tom
139560-80
Tom
139580-00
Tom
139600-20
Tom
139620-40
Tom
139640-60
Tom
139660-80
Tom
139680-00
Tom
139700-20
Tom
139720-40
Tom
139740-60
Tom
139760-80
Tom
139780-00
Tom
139800-20
Tom
139820-40
Tom
139840-60
Tom
139860-80
Tom
139880-00
Tom
139900-20
Tom
139920-40
Tom
139940-60
Tom
139960-80
Tom
139980-00
Tom
Contributions by
EricEric Roosendaal, Netherlands (author) KevinKevin Hebb, Alberta, Canada
KenKen Monks, Pennsylvania, USA BobBob Coffman, USA
BernhardBernhard Willems, Germany StevenSteven Cuthbert, England
LuizLuiz Antonio Souza, Brazil StephenStephen Dickason
TomTom Leong, USA FouadFouad Dehlawi, Saudi Arabia

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