Proth primes of the form 4665•2n+1

Reserved! This sequence is currently part of Multi Reservation 25: PrimeGrid Proth Prime Search Extended.

Current data

k , b : 4665 , 2 Type : 315 Count : 55 Nash : 2280 Max n : 1,980,000 Date : 2024-07-26 Reserved : PrimeGridPrimeGrid/Reserved

2, 3, 8, 12, 14, 17, 32, 39, 60, 89, 104, 128, 137, 158, 159, 228, 272, 312, 473, 633, 1104, 1137, 1533, 1770, 2052, 2732, 3212, 5583, 6288, 7329, 11292, 13008, 13508, 16400, 24717, 25052, 30740, 49500, 106553, 119790, 138837, 143264, 178322, 242700, 359114, 399494, 416204, 546879, 760820, 787244, 841209, 1050332, 1270202, 1642514, 3400922

History

• 2023-10-21: Checked n = 3322000 - 3486000, PrimeGrid Proth Mega Prime Search
• 2022-02-13: Found n = 3400922, James Krauss, PrimeGrid Proth Mega Prime Search
• 2021-08-06: Found n = 1642514, Paweł Dec, PrimeGrid Proth Prime Search Extended
• 2014-05-20: Found n = 1270202, Eric Clifton, PrimeGrid Proth Prime Search Extended
• 2013-03-24: Found n = 1050332, Bill Brandt-Gasuen, PrimeGrid Proth Prime Search Extended
• 2012-04-25: Found n = 841209, Steven Wong, PrimeGrid Proth Prime Search Extended
• 2012-03-24: Found n = 787244, James Scott Brown, PrimeGrid Proth Prime Search Extended
• 2012-02-20: Found n = 760820, Michael Herman, PrimeGrid Proth Prime Search Extended
• 2010-09-07: Found n = 546879, Anton Singsø, PrimeGrid Proth Prime Search Extended
• 1996-05-01: Found n = 7329, Patrick Demichel