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Riesel primes of the form 667•2n-1
| Reserved! This sequence is currently part of Multi Reservation 3: NPLB Drive 18. |
Current data
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History
- 2023-01-21: Reserved by NPLB Drive 18, for 2000000<n<3000000
- 2023-01-21: Checked to n = 2000000, NPLB Drive 14, released
- 2022-11-12: Found n = 1839205, Gary Barnes
- 2021-02-26: Found n = 1583929, Gary Barnes
- 2011-12-31: Reserved by NPLB Drive 14, for 1000000<n<=2000000
- 2011-02-08: Checked to n = 1000000, NPLB Drive 6, released
- 2010-11-16: Found n = 809037, Brian Lody
- 2008-12-23: Found n = 605037, Ian M. Gunn
- 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
- 2002-01-14: Found n = 106189, Kimmo Herranen
