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Riesel primes of the form 67•2n-1

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Current data

k , b : 67 , 2
Type : Low
Count : 20
Nash : 829
Max n : 3,500,000
Date : 2021-03-21
5, 9, 21, 45, 65, 77, 273, 677, 1049, 1721, 17105, 18645, 27761, 61661, 79773, 403461, 527037, 722805, 2215581, 3391385

History