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Riesel primes of the form 557•2n-1
Reserved! This sequence is currently part of Multi Reservation 8: NPLB Drive 17. |
Current data
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History
- 2022-08-10: Checked to n = 2000000, NPLB Drive 13, released
- 2022-08-09: Reserved by NPLB Drive 17, for 2000000<n<3000000
- 2018-10-02: Found n = 1575504, Dmitry Domanov
- 2018-09-03: Found n = 1571700, Dmitry Domanov
- 2011-08-04: Reserved by NPLB Drive 13, for 1000000<n<2000000
- 2010-11-11: Checked to n = 1000000, NPLB Drive 5
- 2008-12-22: Checked to n = 600000, NPLB Drive 1
- 2008-12-19: Reserved by NPLB Drive 5, for 600000<n<1000000
- 2008-03-25: Checked to n = 333200, NPLB Drive 2
- 2008-01-23: Found n = 334422, Adam Sutton
- 2008-01-22: Reserved by NPLB Drive 2, for 260000<=n<=333200
- 2008-01-21: Reserved by NPLB Drive 1, for 333201<=n<=600000
- 2004-08-30: Found n = 173940, Steven Harvey