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Riesel primes of the form 223•2n-1

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Current data

k , b : 223 , 2
Type : Low
Count : 12
Nash : 341
Max n : 8,000,000
Date : 2022-04-10
3, 19, 91, 211, 699, 819, 1323, 4635, 38019, 307755, 3264459, 5105835

History