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Riesel primes of the form 25905•2n-1
Current data
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Notes
History
- 2024-05-18: Checked n = 400000 - 600000, Gary Barnes, released
- 2021-07-20: Checked to n = 400000, Alexander Jones, released
- 2021-06-01: Checked to n = 375000, Alexander Jones
- 2021-01-13: Checked to n = 350000, Alexander Jones
- 2020-10-01: Checked to n = 325000, Alexander Jones
- 2020-06-17: Checked to n = 300000, Alexander Jones
- 2020-03-17: Reserved by Alexander Jones
- 2018-06-23: Checked n = 600000 - 1000000, RPS Drive 9, released
- 2011-11-23: Checked to n = 1007, Gary Barnes
- 2011-04-07: Found n = 942199, Peter Benson, RPS Drive 9
- 2010-08-26: Found n = 728087, Peter Benson, RPS Drive 9
- 2010-01-16: Reserved by RPS Drive 9 for n > 600000
- 2009-10-03: Found n = 553125, James P. Burt
- 2009-05-02: Found n = 452762, James P. Burt
- 2009-04-27: Found n = 431069, James P. Burt
- 2009-04-20: Found n = 411911, James P. Burt
- 2008-07-23: Checked to n = 100000, David Harrison
- 2003-07-28: Found n = 258526, Thomas Ritschel
- 2003-07-09: Found n = 237351, Thomas Ritschel
- 2003-07-07: Found n = 236155, Thomas Ritschel
- 2003-06-13: Found n = 231990, Thomas Ritschel
- 2003-05-30: Found n = 182467, Thomas Ritschel
- 2003-05-27: Found n = 169667, Thomas Ritschel
- 2003-05-26: Found n = 165441, Thomas Ritschel
- 2003-05-26: Found n = 164828, Thomas Ritschel
- 2003-05-23: Found n = 158929, Thomas Ritschel
- 2003-05-20: Found n = 121344, Thomas Ritschel