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A297412 Numbers k such that A019320(k) is in A217468. 3
43, 114, 163, 258, 326, 379, 487, 758, 762, 883, 974, 978, 1459, 1766, 2274, 2647, 2918, 2922, 3079, 3943, 5294, 5298, 5419, 6158, 7886, 8754, 9199, 10838, 11827, 14407, 15882, 16759, 18398, 18474, 18523, 23654, 23658, 24967, 26407, 28814, 32514, 33518, 37046, 37339, 39367 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
PROG
(PARI) is_A297412(n) = my(m=polcyclo(n, 2)); Mod(2, m*(m-1))^m==2 && !ispseudoprime(m);
CROSSREFS
Set difference of A297413 and A072226.
Sequence in context: A104783 A142081 A138695 * A282294 A251075 A248018
KEYWORD
nonn
AUTHOR
Max Alekseyev, Dec 29 2017
STATUS
approved

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Last modified June 15 10:58 EDT 2024. Contains 373407 sequences. (Running on oeis4.)