Currently there may be errors shown on top of a page, because of a missing Wiki update (PHP version and extension DPL3). |
Navigation
Topics | Help • Register • News • History • How to • Sequences statistics • Template prototypes |
Williams primes of the form 9•10n+1
Current data
|
|
Remarks : |
The sequence A056797 in OEIS |
History
- 2020-06-25: Found n = 583696, Predrag Kurtovic
- 2019-09-18: Found n = 380734, Predrag Kurtovic
- 2015-01-21: Checked to n = 200000, Robert Price
- 2015-01-21: Found n = 127240, Robert Price
- 2013-09-23: Found n = 100613, Predrag Kurtovic
- 2005-03-10: Found n = 70500, Peter Benson
- 2004-12-31: Found n = 66886, Peter Benson