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Williams primes of the form 4•5n-1
Current data
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Remarks : |
The sequence A046865 in OEIS See Thread at MersenneForum |
History
- 2024-08-30: Reservation dropped, Dylan Delgado
- 2019-05-11: Reserved by Dylan Delgado
- 2019-04-04: Checked n = 695000 - 1000000, Karsten Bonath
- 2019-02-25: Found n = 864751, Karsten Bonath
- 2019-01-28: Found n = 754611, Karsten Bonath
- 2019-01-17: Checked n = 321000 - 695000, Karsten Bonath
- 2019-01-17: Found n = 498483 & 504221, Karsten Bonath
- 2018-12-07: Checked n = 1 - 321000, Karsten Bonath
- 2018-12-07: Found n = 282989, Karsten Bonath
- 2007-12-20: Checked n = 110000 - 200000, Geoffrey Reynolds
- 2007-07-13: Checked n = 100000 - 110000, Geoffrey Reynolds
- 2006-09-22: Checked n = 50000 - 100000, Geoffrey Reynolds
- 2006-07-19: Checked to n = 50000, (antiroach)
- 2006-07-17: Found n = 15393, (antiroach)
- 1981: Checked to n = 500, Hugh C. Williams