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Riesel primes of the form 2047•2n-1
Current data
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Remarks : |
See also Williams 2047•2048n-1 |
Notes
History
- 2015-05-18: Checked n = 600000 - 700000, Karsten Bonath
- 2014-12-04: Checked n = 600000 - 666666, Dmitry Domanov
- 2013-12-09: Checked n = 1070000 - 1100000, Dmitry Domanov
- 2013-11-12: Checked n = 1050000 - 1070000, Dmitry Domanov
- 2013-10-21: Reserved by Dmitry Domanov, to n = 1100000
- 2013-10-06: Checked n = 1025000 - 1050000, Dmitry Domanov
- 2013-10-02: Reserved by Dmitry Domanov, for n = 1025000 - 1050000
- 2013-08-30: Checked n = 666666 - 1025000, RPS Drive 11, released
- 2012-07-27: Found n = 996273, Larry Soule, RPS Drive 11
- 2012-02-18: Checked n = 350000 - 425000, NPLB Drive 12C, released
- 2012-01-03: Checked n = 250000 - 350000, NPLB Drive 12B, released
- 2011-12-31: Reserved by NPLB Drive 12C, for n = 350000 - 425000
- 2011-11-01: Found n = 762513, Peter Benson, RPS Drive 11
- 2011-09-03: Reserved by RPS Drive 11, for n from n = 666666
- 2010-11-19: Checked n = 425000 - 600000, NPLB Drive 11, released
- 2010-03-26: Reserved by NPLB Drive 12B, for n = 250000 - 350000
- 2010-01-05: Checked n = 50000 - 250000, NPLB Drive 12A, released
- 2009-12-18: Checked n = 20000 - 50000, Karsten Bonath
- 2009-08-13: Reserved by NPLB Drive 12A, for n = 50000 - 250000
- 2009-06-28: Checked n = 10000 - 20000, Thomas Ritschel
- 2009-06-22: Reserved by NPLB Drive 11, for n = 425000 - 600000