Riesel primes of the form 31•2n-1

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Reserved! This sequence is currently reserved by: Riesel Prime Search

Current data

k-value : 31
Count : 49
Nash : 2188
Max n : 2,282,000
Date : 2018-04-17
Reserved : Riesel Prime SearchRiesel Prime Search/Reserved
1, 5, 7, 11, 13, 23, 33, 35, 37, 47, 115, 205, 235, 271, 409, 739, 837, 887, 2189, 3465, 4653, 5073, 8011, 8061, 21957, 24589, 25657, 44653, 50321, 57647, 62083, 78179, 80021, 81655, 111667, 150265, 177089, 196433, 274115, 306751, 311389, 315523, 406105, 421129, 666285, 773227, 1142093, 1611311, 1755317