Revision as of 15:30, 11 July 2021
Current data
| k , b : |
31 , {{{Pb}}}
|
| Count : |
14
|
| Nash : |
839
|
| Max n : |
9,000,000
|
| Date : |
2021-04-01
|
|
| 8, 60, 68, 140[1], 216[2], 416, 1808, 1944, 9096, 76596, 93168, 4673544[3], 5560820[4], 8348000
|
|
[[Category:Proth {{{Pb}}}|#.....00031]][[Category:Proth {{{Pb}}} Low-weight|#.....00031]]
Notes
History
- 2021-04-01: Checked to n = 9000000, PrimeGrid Fermat Divisor Search
- 2021-01-19: Found n = 8348000, Igor Karpenko, PrimeGrid Fermat Divisor Search
- 2020-01-28: Found n = 5560820, James Scott Brown, PrimeGrid Fermat Divisor Search
- 2019-10-14: Found n = 4673544, Robert Heindl, PrimeGrid Fermat Divisor Search
- 2018: Checked to n = 3321996, PrimeGrid
- 1995-08: Found n = 93168, Jeffrey Young
- 1995-08: Found n = 76596, Jeffrey Young
- 1983: Found n = 9096, Wilfrid Keller
