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Williams primes of the form 10•9n-1
Reserved! This sequence is currently reserved by: Riley Fisher |
Current data
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Remarks : |
This list should be a (re)use of 10•3n-1! Halved even values of the sequence A005542 in OEIS |
History
- 2024-08-22: Checked to n = 250000, Riley Fisher
- 2024-08-19: Found n = 218669, Riley Fisher
- 2024-04-20: Reserved by Riley Fisher
- 2014-03-16: Checked to n = 100000, Robert Price