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Riesel primes of the form 331•2n-1

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Reserved! This sequence is currently part of Multi Reservation 26: NPLB Drive 19.

Current data

k , b : 331 , 2
Type : Low
Count : 17
Nash : 601
Max n : 3,100,000
Date : 2024-08-15
Reserved : No Prime Left BehindNo Prime Left Behind/Reserved
1, 3, 9, 25, 639, 3171, 4017, 9561, 13539, 30169, 55953, 184393, 242145, 389727, 575199, 600339, 913201

History