|
|
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
|
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|