Proth primes of the form 7233•2n+1

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

Current data

k , b : 7233 , 2 Type : 3 Count : 43 Nash : 2694 Max n : 1,980,000 Date : 2024-07-26 Reserved : PrimeGridPrimeGrid/Reserved

2, 8, 18, 20, 48, 50, 68, 80, 152, 200, 250, 264, 510, 542, 578, 612, 622, 964, 4277, 4372, 5058, 5168, 7394, 8237, 12488, 13132, 24512, 55181, 57318, 81637, 88968, 121824, 128432, 165373, 367220, 411964, 422472, 453284, 492128, 496044, 605240, 1127648, 1439282

History

• 2023-10-21: Checked n = 3322000 - 3486000, PrimeGrid Proth Mega Prime Search
• 2017-02-16: Found n = 1439282, James Scott Brown, PrimeGrid Proth Prime Search Extended
• 2013-08-25: Found n = 1127648, Randy Ready, PrimeGrid Proth Prime Search Extended
• 2011-01-17: Found n = 605240, Falk Krause, PrimeGrid Proth Prime Search Extended
• 2010-04-04: Found n = 496044, Steve Martin, PrimeGrid Proth Prime Search Extended
• 2010-03-04: Found n = 492128, Stephan Kirsten, PrimeGrid Proth Prime Search Extended
• 2009-05-03: Found n = 453284, Thomas Leranth, PrimeGrid Proth Prime Search Extended
• 1999-05-14: Found n = 57318, Tadashi Taura
• 1993: Found n = 4372, Jeffrey Young
• 1993: Found n = 4277, Jeffrey Young