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Proth primes of the form 345•2n+1
Current data
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Notes
- ↑ Twin n=4
- ↑ Is GF Divisor of GF(12,12), Twin n=15
- ↑ Twin n=30
- ↑ Twin n=40
- ↑ Is GF Divisor of xGF(86,7,4)
- ↑ Twin n=150
- ↑ Is GF Divisor of GF(163,5)
- ↑ Is GF Divisor of xGF(194,7,2) [+1]
- ↑ Is GF Divisor of GF(6554,8)
- ↑ Is GF Divisor of GF(442564,8)
- ↑ Is GF Divisor of xGF(525975,4,3) [+3]
- ↑ Is GF Divisor of xGF(3779919,11,5)
History
- 2024-04-30: Checked to n = 5000000, PrimeGrid Proth Prime Search
- 2023-07-08: Found n = 4173969, Dr. James Scott Brown, PrimeGrid Proth Prime Search
- 2022-11-18: Found n = 3817949, Alexander E. Baranchikov, PrimeGrid Proth Prime Search
- 2022-09-18: Found n = 3779921, Jonathan Drake, PrimeGrid Proth Prime Search
- 2021-05-04: Found n = 3027769, Sota Tajika, PrimeGrid Proth Prime Search
- 2019-07-23: Found n = 2792269, Ricky L. Hubbard, PrimeGrid Proth Prime Search
- 2016-09-12: Found n = 2405701, Randall Scalise, PrimeGrid Proth Prime Search
- 2016-06-22: Found n = 3532957, William de Thomas, PrimeGrid Proth Mega Prime Search (Official announcement)
- 2014-02-27: Found n = 2042295, Ron Jones, PrimeGrid Proth Prime Search
- 2012-01-28: Found n = 1441905, James Nobis, PrimeGrid Proth Prime Search
- 2012-01-12: Found n = 1335896, Lennart Vogel, PrimeGrid Proth Prime Search
- 2011-11-25: Found n = 1051282, Gerrit Slomma, PrimeGrid Proth Prime Search
- 2011-11-24: Found n = 1039566, Steven Wong, PrimeGrid Proth Prime Search
- 2011-03-09: Found n = 1010394, Dmitry Domanov, PrimeGrid Proth Prime Search
- 2011-04-25: Found n = 838479, Steven Harvey, PrimeGrid Proth Prime Search
- 2011-02-12: Found n = 808726, Jon Goral, PrimeGrid Proth Prime Search
- 2010-12-19: Found n = 958896, Steven Harvey, PrimeGrid Proth Prime Search
- 2009-04-27: Found n = 613086, Stanislav Helvich, PrimeGrid Proth Prime Search
- 2009-04-16: Found n = 633911, Senji Yamashita, PrimeGrid Proth Prime Search
- 2007-10-22: Found n = 441719, Rüdiger K. Eckhard
- 2007-10-16: Found n = 459204, Rüdiger K. Eckhard
- 2007-09-20: Found n = 525977, Mario Gaspar Neves
- 2005-04-06: Found n = 442566, Payam Samidoost
- 2005-03-07: Found n = 261455, Mario Gaspar Neves
- 2005-01-24: Found n = 213060, Mario Gaspar Neves
- 2004-12-10: Found n = 194562, Mark Rodenkirch
- 2004-12-10: Found n = 181434, Mark Rodenkirch
- 2004-12-10: Found n = 180726, Mark Rodenkirch
- 2002-02-21: Found n = 161261, Michael Angel
- 2002-02-21: Found n = 155708, Michael Angel
- 2002-02-21: Found n = 144054, Michael Angel
- 2001-11-14: Found n = 103500, Anton Oleynick
- 2001-03-21: Found n = 87977, Nestor Sergio de Araujo Melo
- 2001-03-21: Found n = 79172, Nestor Sergio de Araujo Melo
- 2000-12-06: Found n = 62526, Peter Crickman
- 2000-03-25: Found n = 49048, Peter Shaw
- 1999-02-12: Found n = 32121, Iago L. Camboa
- 1998-06-26: Found n = 30165, Ola Svallmark
- 1998-06-11: Found n = 27815, David Hanson
- 1998-06-07: Found n = 27719, David Hanson
- 1998-06-07: Found n = 27705, David Hanson
- 1998-02-27: Found n = 15951, Charles F. Kerchner
- 1998-02-25: Found n = 14850, Ray Ballinger
- 1997-07: Found n = 13515, Jim Buddenhagen
- 1996-10: Found n = 18456, Patrick Demichel
- 1996-10: Found n = 18378, Patrick Demichel
- 1993: Found n = 9477, Harvey Dubner