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Proth primes of the form 615•2n+1
Current data
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Notes
- ↑ Twin n=1
- ↑ Is GF Divisor of xGF(13,11,7), Twin n=14
- ↑ Is GF Divisor of GF(56,3)
- ↑ Is GF Divisor of xGF(107,5,4)
- ↑ Twin n=391
History
- 2023-04-30: Checked to n = 4000000, PrimeGrid Proth Prime Search
- 2022-12-19: Found n = 3844151, James Scott Brown, PrimeGrid Proth Prime Search
- 2022-08-20: Found n = 3738023, Tom Greer, PrimeGrid Proth Prime Search
- 2021-05-01: Found n = 3019445, Krzysztof Ostaszewski, PrimeGrid Proth Prime Search
- 2019-07: Checked n = 3322000 - 3640000, PrimeGrid Proth Mega Prime Search
- 2016-01-09: Found n = 2235833, Stefan Larsson, PrimeGrid Proth Prime Search
- 2013-01-05: Found n = 1724209, Andrei Ryjkov, PrimeGrid Proth Prime Search
- 2011-11-16: Found n = 1298251, Raphaël Jeudy, PrimeGrid Proth Prime Search
- 2011-09-18: Found n = 1041857, Dwayne Sterling Roberts, PrimeGrid Proth Prime Search
- 2011-09-18: Found n = 1041203, Chen Hsun Chang, PrimeGrid Proth Prime Search
- 2011-04-19: Found n = 832925, Lennart Vogel, PrimeGrid Proth Prime Search
- 2010-01-14: Found n = 701305, Luuk Geurts, PrimeGrid Proth Prime Search
- 2009-05-04: Found n = 624752, Adam Corrall, PrimeGrid Proth Prime Search
- 2009-03-13: Found n = 575972, Alan J. Hidy, PrimeGrid Proth Prime Search
- 2009-02-18: Found n = 542783, Paweł Rudnik, PrimeGrid Proth Prime Search
- 2005-04-13: Found n = 219197, Steven Harvey
- 2002-10: Found n = 177953, Anton Oleynick
- 2002-02-06: Found n = 169022, Anton Oleynick
- 2002-02-01: Found n = 164797, Anton Oleynick
- 2001-10-12: Found n = 80318, Jim Fougeron
- 2001-09-26: Found n = 104407, Anton Oleynick
- 2001-07-17: Found n = 130664, Jim Fougeron
- 1998-07-07: Found n = 26894, Tadashi Taura
- 1998-07-07: Found n = 26174, Tadashi Taura
- 1998-02-25: Found n = 14989, Ray Ballinger
- 1996: Found n = 23039, Patrick Demichel
- 1996: Found n = 22249, Patrick Demichel
- 1996-10: Found n = 18254, Patrick Demichel