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Riesel primes of the form 825•2n-1
Reserved! This sequence is currently part of Multi Reservation 3: NPLB Drive 18. |
Current data
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Notes
- ↑ Sophie Germain n=2, Twin n=2
- ↑ Sophie Germain n=23
- ↑ Sophie Germain n=35
- ↑ Sophie Germain n=36
History
- 2022-11-06: Found n = 1837054, Gary Barnes
- 2022-08-14: Found n = 1785134, Gary Barnes
- 2018-04-04: Found n = 1504415, Gary Barnes
- 2015-07-16: Found n = 1402592, Max Dettweiler
- 2012-06-08: Found n = 1191114, Brian Lody
- 2012-04-15: Found n = 1117738, 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
- 2011-07-05: Found n = 999698, Lennart Vogel
- 2011-06-21: Found n = 987356, Lennart Vogel
- 2011-04-13: Found n = 928684, Vaughan Davies
- 2009-04-09: 665464 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
- 2008-12-01: Found n = 563255, Gary Barnes
- 2008-11-18: Found n = 552348, Gary Barnes
- 2008-06-22: Found n = 665464, David Metcalfe
- 2008-05-24: Found n = 443120, Chris Chatfield
- 2008-03-25: Checked to n = 333200, NPLB Drive 2, released
- 2008-03-11: Found n = 392581, Carlos Eduardo Pinho
- 2008-03-05: Found n = 392581, 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
- 2005-04-20: Found n = 259541, Larry Soule
- 2005-04-19: Found n = 257168, Larry Soule
- 2004-10-25: Found n = 177120, Steven Harvey
- 2002-11-07: Found n = 107590, Steven Harvey
- 2002-04-18: Found n = 93875, Andrew J. Rupinski
- 2001-01-26: Found n = 71029, Dale Andrews