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Riesel primes of the form 107•2n-1
Current data
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Notes
History
- 2024-09-23: Found n = 3126660, Serge Batalov
- 2021-03-21: Checked n = 1 - 1000000, Gary Barnes, double check, results included
- 2013-09-02: Checked n = 2000000 - 3000000, Thomas Ritschel, released
- 2013-08-12: Found n = 2819922, Thomas Ritschel
- 2013-02-12: Checked n = 1600000 - 2000000, Thomas Ritschel, released
- 2013-01-31: Checked n = 1400000 - 1600000, Thomas Ritschel
- 2013-01-04: Checked n = 1100000 - 1400000, Thomas Ritschel
- 2013-01-04: 1362654 confirmed, Thomas Ritschel
- 2012-12-28: Reserved by Thomas Ritschel from n = 1100000
- 2012-11-06: Checked n = 641000 - 1100000, Adam Sutton, released
- 2009-07-05: Found n = 1362654, Adam Sutton
- 2008-08-08: Found n = 1070256, Adam Sutton
- 2008-02-29: Checked n = 600000 - 641000, Adam Sutton
- 2006-08-13: Checked n = 210000 - 600000, RPS Drive 2, released
- 2006-06-09: Found n = 494896, Larry Soule, RPS Drive 2
- 2006-05-26: Found n = 471382, Predrag Minovic, RPS Drive 2
- 2006-04-05: Found n = 306334, David Metcalfe, RPS Drive 2
- 2006-03-28: 267916 confirmed, Alexandre de Pereyra, RPS Drive 2
- 2006-03-17: Reserved by RPS Drive 2, for n = 210000 - 600000
- 2005-01-13: Found n = 267916, Ray Ballinger
- 2005-01-12: Checked n = 200000 - 210000, Steven Harvey, released
- 2005-01-10: Reserved by Steven Harvey for n = 200000 - 210000
- 2004-04-11: Found n = 162502, Jeffrey Sax
- 1994: Found n = 7074, Harvey Dubner
