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Riesel primes of the form 885•2n-1
Reserved! This sequence is currently part of Multi Reservation 3: NPLB Drive 18. |
Current data
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Notes
History
- 2023-01-19: Found n = 1990215, William Byerly
- 2022-06-16: Found n = 1738611, Gary Barnes
- 2014-10-21: Found n = 1359353, Lennart Vogel
- 2012-04-24: Found n = 1156603, Göran Schmidt
- 2011-12-31: Reserved by NPLB Drive 14, for 1000000<n<=2000000
- 2011-07-11: Checked to n = 1000000, NPLB Drive 7, released
- 2011-06-16: Found n = 973523, Gary Barnes
- 2009-06-23: Found n = 696823, Ian M. Gunn
- 2009-02-10: 631004 confirmed, 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
- 2008-12-03: Found n = 564282, Gary Barnes
- 2008-06-21: Found n = 489785, James P. Burt
- 2008-05-03: Found n = 631004, David Metcalfe
- 2008-03-25: Checked to n = 333200, NPLB Drive 2, released
- 2008-03-19: Found n = 389507, James P. Burt
- 2008-02-21: Found n = 361473, 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
- 2004-10-04: Found n = 225619, James S. Griffin
- 2004-09-02: Found n = 187067, James S. Griffin
- 2004-08-30: Found n = 182502, James S. Griffin
- 2002-02-18: Found n = 100598, Kimmo Herranen
- 2002-02-18: Found n = 98911, Kimmo Herranen