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Riesel primes of the form 18591•2n-1
Current data
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Notes
- ↑ Sophie Germain n=1
- ↑ Sophie Germain n=2
- ↑ Sophie Germain n=5
- ↑ Sophie Germain n=13
History
- 2021-01-09: Checked to n = 280000, Alexander Jones, released
- 2020-11-12: Reserved by Alexander Jones
- 2020-08-29: Checked to n = 50000, Alexander Jones
- 2011-11-23: Checked to n = 1007, Gary Barnes
- 2005-12-05: Found n = 277166, Chris Chatfield