A263645 Primes that are neither of the form p + 2^k nor of the form p - 2^k with k > 0, and p prime.

2, 52504261, 55414847, 79933129, 152485283, 166441831, 177702619, 197903207, 199013093, 220403959, 226794259, 230701763, 245215801, 266642731, 304921637, 321979283, 335035097, 355404353, 359018299, 369810769, 388048561, 412590797, 445661719, 506400173, 540426473

Offset

1,1

Comments

Primes p such that for all k > 0 the numbers p + 2^k and p - 2^k are nonprimes.

Except for 2, this sequence is the intersection of A065381 and A137715.

Links

Table of n, a(n) for n=1..25.

Crossrefs

Cf. A065381, A137715, A153352, A180247, A263644.

Sequence in context: A367833 A135235 A334022 * A367834 A170998 A053823

Adjacent sequences: A263642 A263643 A263644 * A263646 A263647 A263648

Keyword

nonn

Author

Arkadiusz Wesolowski, Oct 22 2015

Status

approved