1,1

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: A036781 A084816 A055738 this_sequence A101034 A084168 A075390

Adjacent sequences: A053362 A053363 A053364 this_sequence A053366 A053367 A053368

hard,nonn

N. J. A. Sloane (njas(AT)research.att.com), Dec 29 1999