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Riesel primes of the form 23•2n-1
Reserved! This sequence is currently reserved by: Paul Underwood |
Current data
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Notes
History
- 2021-10-18: Reserved by Paul Underwood
- 2021-03-21: Checked n = 1 - 1000000, Gary Barnes, double check, results included
- 2013-05-29: Checked to n = 5000000, Peter Benson
- 2012-12-18: Checked to n = 4000000, Peter Benson
- 2012-10-22: Checked to n = 3000000, Peter Benson
- 2012-10-09: none, Mark Anderson, released
- 2012-10-03: Reserved by Peter Benson from n=1500000
- 2009-01-10: Checked to n = 2000000, Mark Anderson
- 2008-04-20: Found n = 2141626, Mark Anderson
- 2008-01-05: Checked to n = 1500000, Mark Anderson
- 2004-08-09: Found n = 496422, Mark Anderson
- 2004-05-20: Found n = 458362, Mark Anderson
- 2004-04-08: Found n = 323668, Mark Anderson
- 1998-07-28: Found n = 24978, Wilfrid Keller