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

Adjacent sequences: A053346 A053347 A053348 this_sequence A053350 A053351 A053352

Sequence in context: A009161 A009290 A081919 this_sequence A005027 A138867 A138868

hard,nonn

njas, Dec 29 1999