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Proth primes of the form 389•2n+1

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Current data

k , b : 389 , 2
Count : 20
Nash : 1097
Max n : 5,000,000
Date : 2024-04-30
11, 57, 59, 115, 299, 347, 715, 3845, 5157, 16945, 27949, 66379, 142649, 233985, 572625, 976169, 1186577, 1824385, 2916499, 3019025
Remarks :
The sequence A323039 in OEIS

History