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Riesel primes of the form 4191•2n-1
Current data
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Notes
- ↑ Twin n=7
- ↑ Sophie Germain n=10
History
- 2020-04-11: Checked to n = 2200000 per spreadsheet included, David Metcalfe
- 2020-03-27: Checked to n = 2050000, David Metcalfe, released
- 2017-03-27: Checked to n = 2000000, David Metcalfe
- 2017-02-22: Found n = 2015150, David Metcalfe
- 2012-04-25: Found n = 905317, David Metcalfe
- 2012-03-20: Found n = 853519, David Metcalfe
- 2012-03-01: Found n = 830762, David Metcalfe
- 2011-03-07: Found n = 741523, David Metcalfe
- 2010-01-16: Found n = 521482, David Metcalfe
- 2010?: Reserved by David Metcalfe