A297412 Numbers k such that A019320(k) is in A217468.

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

Offset

1,1

Links

Table of n, a(n) for n=1..45.

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

Adjacent sequences: A297409 A297410 A297411 * A297413 A297414 A297415

Keyword

nonn

Author

Max Alekseyev, Dec 29 2017

Status

approved