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A263645 Primes that are neither of the form p + 2^k nor of the form p - 2^k with k > 0, and p prime. 1
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 (list; graph; refs; listen; history; text; internal format)
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
CROSSREFS
Sequence in context: A367833 A135235 A334022 * A367834 A170998 A053823
KEYWORD
nonn
AUTHOR
STATUS
approved

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Last modified July 18 01:34 EDT 2024. Contains 374377 sequences. (Running on oeis4.)