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Riesel primes of the form 615•2n-1
Reserved! This sequence is currently part of Multi Reservation 3: NPLB Drive 18. |
Current data
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Notes
History
- 2023-03-25: Found n = 2089329, Max Dettweiler
- 2023-03-10: Found n = 2028140, Max Dettweiler
- 2023-01-21: Reserved by NPLB Drive 18, for 2000000<n<3000000
- 2023-01-21: Checked to n = 2000000, NPLB Drive 14, released
- 2012-11-20: Found n = 1235039, Johnathan Chu
- 2012-05-04: Found n = 1171032, Brian Lody
- 2011-12-31: Reserved by NPLB Drive 14, for 1000000<n<=2000000
- 2011-02-08: Checked to n = 1000000, NPLB Drive 6, released
- 2009-12-08: Found n = 742259, Bruce E. Slade
- 2009-05-05: 651041 confirmed, Vaughan Davies
- 2009-01-11: 615952 confirmed, David James
- 2008-12-22: Checked to n = 600000, NPLB Drive 1, released
- 2008-12-19: Reserved by NPLB Drive 6, for 600000<n<=1000000
- 2008-11-27: Found n = 571871, Ian M. Gunn
- 2008-11-26: Found n = 571623, Ian M. Gunn
- 2008-08-31: Found n = 527416, Gary Barnes
- 2008-05-28: Found n = 651041, David Metcalfe
- 2008-04-23: Found n = 419082, Adam Sutton
- 2008-04-12: Found n = 615952, David Metcalfe
- 2008-03-25: Checked to n = 333200, NPLB Drive 2, released
- 2008-03-10: Found n = 405976, James P. Burt
- 2008-01-22: Reserved by NPLB Drive 2, for 260000<=n<=333200
- 2008-01-21: Reserved by NPLB Drive 1, for 333201<=n<=600000
- 2005-02-21: Found n = 257294, James S. Griffin
- 2004-09-08: Found n = 173913, Steven Harvey
- 2003-07-29: Found n = 126689, Steven Harvey
- 2001-06-11: Found n = 77392, Dale Andrews
- 2001-06-11: Found n = 75439, Dale Andrews