Information as of 2020-05-19: Data for Riesel 600<k<800 online.

Riesel primes of the form 55•2n-1

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Reserved! This sequence is currently reserved by: William Byerly

Current data

k-value : 55
Count : 56
Nash : 2113
Max n : 2,060,000
Date : 2017-07-27
Reserved : William ByerlyWilliam Byerly/Reserved
1, 3, 5, 7, 15, 33, 41, 57, 69, 75, 77, 131, 133, 153, 247, 305, 351, 409, 471, 1251, 1259, 2253, 2411, 2425, 2699, 3221, 4099, 4173, 4291, 4905, 5349, 6723, 7143, 7505, 10539, 10557, 12099, 17373, 23721, 27895, 33801, 35519, 45927, 63589, 73287, 96933, 106659, 218043, 253047, 397941, 651015, 1075711, 1162155, 1406997, 1468439, 1729777

History