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Riesel primes of the form 83391•2n-1
Current data
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Notes
- ↑ Sophie Germain n=1, Twin n=1
- ↑ Sophie Germain n=2
- ↑ Twin n=3
- ↑ Sophie Germain n=13, Twin n=13
- ↑ Sophie Germain n=41
- ↑ Twin n=61
- ↑ Sophie Germain n=618
History
- 2020-08-28: Checked to n = 50000, Karsten Bonath
- 2011-06-06: Found n = 488431, Lennart Vogel, Twin Prime Search 480000