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Proth primes of the form 1601•2n+1

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

Current data

k , b : 1601 , 2
Count : 35
Nash : 1503
Max n : 1,980,000
Date : 2024-07-26
Reserved : PrimeGridPrimeGrid/Reserved
1, 3, 15, 19, 21, 31, 45, 85, 91, 111, 225, 261, 331, 351, 631, 673, 691, 1435, 1503, 2643, 4485, 10281, 13765, 14697, 16581[1], 16647, 19617, 29895, 34395, 34515, 40005, 127927, 158805, 232431, 1644421[2]

Notes

History