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Riesel primes of the form 131•2n-1
Reserved! This sequence is currently part of Multi Reservation 7: NPLB K300 Drive 1. |
Current data
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History
- 2024-05-16: Reserved by NPLB K300 Drive 1 for n > 2300000
- 2022-04-10: Checked to n = 2300000, RPS Megabit Drive 2
- 2021-03-21: Checked n = 1 - 1000000, Gary Barnes, double check, results included
- 2019-08-18: Checked to n = 2200000, RPS Megabit Drive 2
- 2015-06-19: Reserved by RPS Megabit Drive 2 for n > 2000000
- 2014-04-20: Checked to n = 2000000, Michael Curtis, released
- 2014-03-07: Checked to n = 1750000, Michael Curtis
- 2013-12-07: Checked to n = 1600000, Michael Curtis
- 2013-09-04: Checked to n = 1570000, Michael Curtis
- 2013-06-11: Checked to n = 1510000, Michael Curtis
- 2011-12-04: Checked to n = 1400000, Michael Curtis
- 2011-06-02: Checked to n = 1180000, Michael Curtis, n=1230000-1400000 done
- 2011-05-21: Found n = 1283258, Michael Curtis
- 2010-10-28: Checked to n = 1100000, Michael Curtis
- 2010-01-12: none, Michael Curtis
- 2009-10-14: Checked to n = 1000000, Michael Curtis
- 2009-09-01: Checked to n = 888000, Michael Curtis
- 2009-02-13: Checked to n = 800000, Michael Curtis
- 2008-12-03: Checked to n = 735000, Michael Curtis
- 2008-07-14: Checked to n = 700000, Michael Curtis
- 2008-01-07: Reserved by Michael Curtis
- 2008-01-06: Checked to n = 640000, Borys Jaworski, released
- 2007-11-12: Found n = 603738, Borys Jaworski
- 2007-10-01: Reserved by Borys Jaworski
- 2006-08-13: Checked to n = 600000, RPS Drive 2, released
- 2006-03-17: Reserved by RPS Drive 2, for n = 210000 - 600000
- 2005-01-10: Checked n = 200000 - 210000, Steven Harvey, released
- 2004-05-26: Reserved by Mark Anderson for n ≤ 200000
- 2000-05-05: Found n = 56346, Tom Kuechler
- 1999-09-30: Found n = 40046, Tom Kuechler
- 1999-08-31: Found n = 35662, Tom Kuechler