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Riesel primes of the form 109•2n-1
| Reserved! This sequence is currently reserved by: Michael Curtis |
Current data
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History
- 2023-07-17: Checked to n = 4000000, Michael Curtis
- 2020-03-13: Checked to n = 4000000, Michael Curtis
- 2017-07-03: Checked to n = 3000000, Michael Curtis
- 2016-01-03: Checked to n = 2380000, Michael Curtis
- 2015-02-18: Reserved by Michael Curtis from n=2000000
- 2014-06-17: Checked to n = 2000000, Michael Curtis, released
- 2013-06-11: Checked to n = 1620000, Michael Curtis
- 2012-05-04: Checked to n = 1550000, Michael Curtis
- 2011-12-04: Checked to n = 1480000, Michael Curtis
- 2011-06-02: Checked to n = 1400000, Michael Curtis
- 2010-10-28: Checked to n = 1350000, Michael Curtis
- 2010-03-21: Checked to n = 1100000, Michael Curtis
- 2010-02-22: Found n = 1006883, Michael Curtis
- 2010-01-12: none, Michael Curtis
- 2009-09-01: none, Michael Curtis
- 2009-06-22: Checked to n = 1000000, Michael Curtis
- 2009-03-13: Checked to n = 900000, Michael Curtis
- 2009-02-13: Checked to n = 800000, Michael Curtis
- 2008-12-03: Checked to n = 800000, Michael Curtis
- 2008-07-14: Checked to n = 700000, Michael Curtis
- 2008-02-14: Reserved by Michael Curtis
- 2008-01-12: Checked to n = 650000, Borys Jaworski
- 2008-01-10: Found n = 646403, Borys Jaworski
- 2008-01-06: Checked to n = 640000, Borys Jaworski
- 2007-10-01: Reserved by Borys Jaworski
