Proth primes of the form 2379•2n+1

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

Current data

k , b : 2379 , 2 Type : 3 Count : 29 Nash : 1696 Max n : 2,000,000 Date : 2024-10-15 Reserved : PrimeGridPrimeGrid/Reserved

1, 5, 19, 23, 41, 95, 109, 761, 779, 1081, 1415, 2735, 6049, 6389, 8114, 9466, 13199, 14786, 27739, 28489, 67193, 191774, 271441, 307373, 430546, 486341, 1400453, 1607066, 1823786

History

• 2023-10-21: Checked n = 3322000 - 3486000, PrimeGrid Proth Mega Prime Search
• 2020-10-10: Found n = 1607066, Hiroyuki Okazaki, PrimeGrid Proth Prime Search Extended
• 2016-03-26: Found n = 1400453, Jon Goral, PrimeGrid Proth Prime Search Extended
• 2010-01-28: Found n = 486341, Steven Wong, PrimeGrid Proth Prime Search Extended
• 1996-05-02: Found n = 8114, Patrick Demichel