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Riesel primes of the form 28605•2n-1
Current data
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Notes
- ↑ Sophie Germain n=9
- ↑ Sophie Germain n=10
- ↑ Sophie Germain n=11
- ↑ Sophie Germain n=12
- ↑ Sophie Germain n=42
- ↑ Sophie Germain n=43
- ↑ Twin n=54
- ↑ Twin n=98
- ↑ Sophie Germain n=100
- ↑ Sophie Germain n=124
- ↑ Twin n=380
History
- 2021-07-20: Checked to n = 400000, Alexander Jones, released
- 2021-06-01: Checked to n = 375000, Alexander Jones
- 2021-01-13: Checked to n = 350000, Alexander Jones
- 2020-10-01: Checked to n = 325000, Alexander Jones
- 2020-06-17: Checked to n = 300000, Alexander Jones
- 2020-03-17: Reserved by Alexander Jones
- 2018-06-23: Checked n = 400000 - 1000000, RPS Drive 9, released
- 2011-11-23: Checked to n = 1007, Gary Barnes
- 2011-07-12: Found n = 978525, Peter Benson, RPS Drive 9
- 2011-02-13: Found n = 913690, Peter Benson, RPS Drive 9
- 2010-10-23: Found n = 818687, Peter Benson, RPS Drive 9
- 2010-06-01: Found n = 640610, Predrag Minovic, RPS Drive 9
- 2009-11-25: Found n = 574540, David Metcalfe, RPS Drive 9
- 2009-07-26: Found n = 517341, David Metcalfe, RPS Drive 9
- 2009-05-12: Reserved by RPS Drive 9 for n > 400000