| Currently there may be errors shown on top of a page, because of a missing Wiki update (PHP version and extension DPL3). |
Navigation
| Topics | Help • Register • News • History • How to • Sequences statistics • Template prototypes |
Difference between revisions of "Riesel prime 2 5"
(base) |
(add Woodall prime) |
||
| (21 intermediate revisions by 2 users not shown) | |||
| Line 2: | Line 2: | ||
|Rk=5 | |Rk=5 | ||
|Rb=2 | |Rb=2 | ||
| − | |RCount= | + | |RCount=51 |
|RNash=2180 | |RNash=2180 | ||
| − | |RMaxn= | + | |RMaxn=12000000 |
| − | |RDate= | + | |RDate=2021-10-09 |
| − | |RReserved= | + | |RReserved= |
|RNlist= | |RNlist= | ||
2 | 2 | ||
4;C:{{NWo|+|4}} | 4;C:{{NWo|+|4}} | ||
8 | 8 | ||
| − | 10;C:{{NWo|+|9}} | + | 10;C:{{NWo|4|5}}, {{NWo|+|9}} |
12;C:{{NWo|-|11}} | 12;C:{{NWo|-|11}} | ||
14 | 14 | ||
| Line 54: | Line 54: | ||
3569154;86152 | 3569154;86152 | ||
5429494;122731 | 5429494;122731 | ||
| − | |RRemarks= | + | 7037188;132732 |
| + | 7755002;132733 | ||
| + | 10349000;132755 | ||
| + | 10495620;132756 | ||
| + | 11355764;132782 | ||
| + | |RRemarks=The {{OEIS|l|A001770}}<br>See also {{NWi|PM|4|n}} | ||
}} | }} | ||
==History== | ==History== | ||
| − | {{HistF|2017-01-13|5429494|Dmitry Domanov}} | + | {{HistC|2021-10-09|10000000-12000000|Ryan Propper|590039}}, released |
| − | {{HistF|2013-07-08|3264650|Carlos Eduardo Pinho|345646}} | + | {{HistF|2021-10-03|11355764|Ryan Propper|589259}} |
| − | {{HistF|2012-04-11|3090860|Michael Curtis|296182}} | + | {{HistR|2021-09-27|Ryan Propper|588859}} for {{Rn|10000000|12000000}} |
| − | {{HistF|2009-01-05|3569154|Peter Benson}} | + | {{HistC|2021-09-27|6000000-10000000|Ryan Propper|588859}} |
| − | {{HistF|2008-11-24|3059698|Peter Benson}} | + | {{HistF|2021-09-27|10495620|Ryan Propper|588851}} |
| − | {{HistF|2008-11-19|2460482|Peter Benson}} | + | {{HistF|2021-09-27|10349000|Ryan Propper|588851}} |
| − | {{HistC|2008-02-01|1252000|Gary Barnes|124465}} | + | {{HistF|2021-09-22|7755002|Ryan Propper|588408}} |
| − | {{HistF|2008-01-20|1194164|Adam Sutton,Ed Goforth}} | + | {{HistF|2021-09-22|7037188|Ryan Propper|588408}} |
| − | {{HistC|2007-12-27|1158700|Gary Barnes|121662}} | + | {{HistR|2021-09-17|Ryan Propper|588079}} for {{Rn|6000000|10000000}} |
| − | {{HistF|2004-05-01|350028|Phil Carmody}} | + | {{HistC|2021-09-17|470000-1967614, 2100000-2366468, 2461800-3000000, 3060784-3499000, 3646020-6000000|RPS Drive K5|588017}}, released |
| − | {{HistF|2004-05-01|245728|Phil Carmody}} | + | {{HistC|2021-03-21|1-1000000|Gary Barnes|574248}}, double check, results included |
| + | {{HistF|2017-01-13|5429494|Dmitry Domanov,RPS Drive K5|468819}} | ||
| + | {{HistF|2013-07-08|3264650|Carlos Eduardo Pinho,RPS Drive K5|345646}} | ||
| + | {{HistF|2012-04-11|3090860|Michael Curtis,RPS Drive K5|296182}} | ||
| + | {{HistC|2009-01-18|3499088-3646740|Peter Benson|159287}} ( {{Rn|3646020|3646740}} also done by [[RPS Drive K5]] ) | ||
| + | {{HistC|2009-01-09|2366468-2461800, 2995340-3060784|Peter Benson|157761}} ( {{Rn|2995340|3000000}} also done by [[RPS Drive K5]] ) | ||
| + | {{HistC|2009-01-09|950000-1091453, 1967614-2153808|Peter Benson|157761}} ( {{Rn|950000|1091453}} & {{Rn|2100000|2153808}} also done by [[RPS Drive K5]] ) | ||
| + | {{HistF|2009-01-05|3569154|Peter Benson|156921}} | ||
| + | {{HistF|2008-11-24|3059698|Peter Benson|150491}} | ||
| + | {{HistF|2008-11-19|2460482|Peter Benson|149860}} | ||
| + | {{HistC|2008-02-01|1240000-1252000|Gary Barnes, RPS Drive K5|124465}} | ||
| + | {{HistF|2008-01-20|1194164|Adam Sutton,Ed Goforth,RPS Drive K5|123302}} | ||
| + | {{HistC|2007-12-27|1150000-1158700|Gary Barnes, RPS Drive K5|121662}} | ||
| + | {{HistR|2007-10-03|RPS Drive K5|115599}} from {{Rn|470000|470000}} | ||
| + | {{HistC|2004-05-03|1-313900|Phil Carmody|27811}} | ||
| + | {{HistF|2004-05-01|350028|Phil Carmody|27608}} | ||
| + | {{HistF|2004-05-01|245728|Phil Carmody|27608}} | ||
{{HistF|1999-12-25|172300|Ingo Buechel,Wilfrid Keller}} | {{HistF|1999-12-25|172300|Ingo Buechel,Wilfrid Keller}} | ||
{{HistF|1998-12-18|53230|Ingo Buechel,Wilfrid Keller}} | {{HistF|1998-12-18|53230|Ingo Buechel,Wilfrid Keller}} | ||
Latest revision as of 17:14, 25 September 2024
Current data
|
|
Remarks : |
The sequence A001770 in OEIS See also Williams 5•4n-1 |
Notes
History
- 2021-10-09: Checked n = 10000000 - 12000000, Ryan Propper, released
- 2021-10-03: Found n = 11355764, Ryan Propper
- 2021-09-27: Reserved by Ryan Propper for n = 10000000 - 12000000
- 2021-09-27: Checked n = 6000000 - 10000000, Ryan Propper
- 2021-09-27: Found n = 10495620, Ryan Propper
- 2021-09-27: Found n = 10349000, Ryan Propper
- 2021-09-22: Found n = 7755002, Ryan Propper
- 2021-09-22: Found n = 7037188, Ryan Propper
- 2021-09-17: Reserved by Ryan Propper for n = 6000000 - 10000000
- 2021-09-17: Checked n = 470000 - 1967614, 2100000 - 2366468, 2461800 - 3000000, 3060784 - 3499000, 3646020 - 6000000, RPS Drive K5, released
- 2021-03-21: Checked n = 1 - 1000000, Gary Barnes, double check, results included
- 2017-01-13: Found n = 5429494, Dmitry Domanov, RPS Drive K5
- 2013-07-08: Found n = 3264650, Carlos Eduardo Pinho, RPS Drive K5
- 2012-04-11: Found n = 3090860, Michael Curtis, RPS Drive K5
- 2009-01-18: Checked n = 3499088 - 3646740, Peter Benson ( n = 3646020 - 3646740 also done by RPS Drive K5 )
- 2009-01-09: Checked n = 2366468 - 2461800, 2995340 - 3060784, Peter Benson ( n = 2995340 - 3000000 also done by RPS Drive K5 )
- 2009-01-09: Checked n = 950000 - 1091453, 1967614 - 2153808, Peter Benson ( n = 950000 - 1091453 & n = 2100000 - 2153808 also done by RPS Drive K5 )
- 2009-01-05: Found n = 3569154, Peter Benson
- 2008-11-24: Found n = 3059698, Peter Benson
- 2008-11-19: Found n = 2460482, Peter Benson
- 2008-02-01: Checked n = 1240000 - 1252000, Gary Barnes, RPS Drive K5
- 2008-01-20: Found n = 1194164, Adam Sutton, Ed Goforth, RPS Drive K5
- 2007-12-27: Checked n = 1150000 - 1158700, Gary Barnes, RPS Drive K5
- 2007-10-03: Reserved by RPS Drive K5 from n = 470000
- 2004-05-03: Checked n = 1 - 313900, Phil Carmody
- 2004-05-01: Found n = 350028, Phil Carmody
- 2004-05-01: Found n = 245728, Phil Carmody
- 1999-12-25: Found n = 172300, Ingo Buechel, Wilfrid Keller
- 1998-12-18: Found n = 53230, Ingo Buechel, Wilfrid Keller
- 1998-12-18: Found n = 52540, Ingo Buechel, Wilfrid Keller
- 1998-12-18: Found n = 51478, Ingo Buechel, Wilfrid Keller
- 1998-08-31: Found n = 41934, Wilfrid Keller
- 1998-07-28: Found n = 25624, Wilfrid Keller
- 1998-05-29: Found n = 21738, Henri Lifchitz
