Proth primes of the form 759•2n+1

Current data

k , b : 759 , 2 Type : 3 Count : 39 Nash : 2127 Max n : 3,640,000 Date : 2023-10-21

2, 3, 17, 29, 42, 78, 98, 179, 263, 327, 725, 755, 1107, 1517, 1547, 1590, 2490, 5079, 5378, 6378, 10542, 12803, 15725, 17417, 18690, 24905, 32933, 38195, 38739, 71570, 72173, 87063, 124247, 139427, 347099, 679127, 1319718, 1537049, 3015314

History

• 2023-10-21: Checked to n = 3640000, PrimeGrid Proth Mega Prime Search
• 2022-07-31: Checked to n = 3322000, PrimeGrid Proth Prime Search
• 2021-05-21: Found n = 3015314, Stefan Larsson, PrimeGrid Proth Prime Search
• 2012-11-09: Found n = 1537049, John S. Morris, PrimeGrid Proth Prime Search
• 2012-01-25: Found n = 1319718, Steven Wong, PrimeGrid Proth Prime Search
• 2009-09-28: Found n = 679127, Lennart Vogel, PrimeGrid Proth Prime Search
• 2005-08-29: Found n = 347099, Payam Samidoost
• 2001-10-26: Found n = 87063, Jim Fougeron
• 2001-09-14: Found n = 139427, Jim Fougeron
• 1998-09-27: Found n = 38195, Tadashi Taura
• 1998-08-15: Found n = 24905, Tadashi Taura
• 1998-08-07: Found n = 32933, David Hanson
• 1998-02-27: Found n = 15725, Charles F. Kerchner
• 1996-10: Found n = 18690, Patrick Demichel
• 1996-07: Found n = 17417, Patrick Demichel