1,2

Ray Ballinger, Proth Search Page

Ray Ballinger and Wilfrid Keller, List of primes k.2^n + 1 for k < 300

Wilfrid Keller, List of primes k.2^n - 1 for k < 300

Index entries for sequences of n such that k*2^n-1 (or k*2^n+1) is prime

Sequence in context: A075330 A131323 A050592 this_sequence A060698 A046159 A022410

Adjacent sequences: A032463 A032464 A032465 this_sequence A032467 A032468 A032469

nonn,hard

N. J. A. Sloane (njas(AT)research.att.com).