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Riesel primes of the form 1089•2n-1
Current data
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Notes
History
- 2014-10-22: Checked to n = 1900000, Peter Benson
- 2014-08-28: Found n = 1840695, Peter Benson
- 2014-05-30: Found n = 1723121, Peter Benson
- 2014-05-15: Checked to n = 1700000, Peter Benson
- 2014-01-26: Checked to n = 1570000, Peter Benson
- 2013-08-12: Checked to n = 1400000, Peter Benson
- 2012-11-03: Found n = 1323857, Peter Benson
- 2012-09-09: Checked to n = 1300000, Peter Benson
- 2012-04-03: Checked to n = 1200000, Peter Benson
- 2011-11-28: Found n = 1135049, Peter Benson
- 2011-09-11: Checked to n = 1100000, Peter Benson
- 2011-04-17: Checked to n = 1000000, Peter Benson
- 2011-04-03: Found n = 992397, Peter Benson
- 2011-03-12: Checked to n = 980000, Peter Benson
- 2011-02-04: Checked to n = 960000, Peter Benson
- 2011-01-02: Checked to n = 940000, Peter Benson
- 2010-11-20: Checked to n = 920000, Peter Benson
- 2010-10-09: Checked to n = 900000, Peter Benson
- 2010-08-15: Checked to n = 880000, Peter Benson
- 2010-06-27: Checked to n = 860000, Peter Benson
- 2010-05-21: Checked to n = 840000, Peter Benson
- 2010-04-10: Checked to n = 820000, Peter Benson
- 2010-03-09: Checked to n = 800000, Peter Benson
- 2010-02-21: Found n = 789411, Peter Benson
- 2010-02-08: Checked to n = 780000, Peter Benson
- 2010-02-02: Checked to n = 770000, Peter Benson
- 2009-09-07: Found n = 723287, Peter Benson
- 2009-02-24: Checked to n = 479264, NPLB Drive 9D, released
- 2009-02-16: Checked to n = 350000, NPLB Drive 9C, released
- 2009-01-25: Checked to n = 200000, NPLB Drive 9A, released
- 2009-01-21: Reserved by NPLB Drive 9D, for 350000 ≤ n ≤ 479264
- 2009-01-21: Reserved by NPLB Drive 9C, for 200000 ≤ n ≤ 350000
- 2009-01-05: Reserved by NPLB Drive 9A, for 50000 ≤ n ≤ 200000
- 2008-08-20: Checked n = 35000 - 50000, Karsten Bonath
- 2008-07-29: Checked n = 10000 - 35000, Karsten Bonath
- 2007-07-06: Checked to n = 10000, Gary Barnes
- 2006-12-22: Found n = 348825, Peter Benson
- 2005-02-26: Found n = 232247, Peter Benson
