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Riesel primes of the form 927•2n-1
Reserved! This sequence is currently part of Multi Reservation 3: NPLB Drive 18. |
Current data
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Notes
History
- 2023-01-21: Reserved by NPLB Drive 18, for 2000000<n<3000000
- 2023-01-21: Checked to n = 2000000, NPLB Drive 14, released
- 2022-12-22: Found n = 1880136, Max Dettweiler
- 2021-12-19: Found n = 1647869, Gary Barnes, originally found by Max Dettweiler
- 2019-03-04: Found n = 1533160, Max Dettweiler
- 2012-06-21: Found n = 1201644, Brian Lody
- 2011-12-31: Reserved by NPLB Drive 14, for 1000000<n<=2000000
- 2011-07-11: Checked to n = 1000000, NPLB Drive 7, released
- 2009-12-04: Found n = 740476, Ian M. Gunn
- 2008-12-22: Checked to n = 600000, NPLB Drive 1, released
- 2008-12-19: Reserved by NPLB Drive 7, for 600000<n<=1000000
- 2008-12-12: Found n = 588621, David James
- 2008-06-28: Found n = 494005, James P. Burt
- 2008-06-01: Found n = 453333, Gary Barnes
- 2008-03-25: Checked to n = 333200, NPLB Drive 2, released
- 2008-01-22: Reserved by NPLB Drive 2, for 260000<=n<=333200
- 2008-01-21: Reserved by NPLB Drive 1, for 333201<=n<=600000
- 2005-11-08: Found n = 258776, Steven Harvey
- 2001-06-29: Found n = 72390, Kimmo Herranen