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Riesel primes of the form 627•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
- 2017-10-26: Found n = 1482485, Ian M. Gunn
- 2014-07-03: Found n = 1323336, Max Dettweiler
- 2012-04-16: Found n = 1119114, 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
- 2009-06-07: Found n = 691932, Gary Barnes
- 2008-12-22: Checked to n = 600000, NPLB Drive 1, released
- 2008-12-19: Reserved by NPLB Drive 6, for 600000<n<=1000000
- 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
- 2004-12-16: Found n = 192072, Steven Harvey
- 2003-06-20: Found n = 166668, Gary Chaffey
- 2002-12-09: Found n = 107124, Steven Harvey
- 2002-12-09: Found n = 101750, Steven Harvey