A338342 Numbers k such that A338338(k) is a prime p in the middle of a run of three terms in A338338 that are divisible by p.

5, 33, 42, 54, 73, 95, 120, 145, 152, 175, 190, 236, 264, 270, 294, 325, 335, 341, 372, 381, 387, 448, 474, 480, 552, 562, 568, 586, 605, 649, 655, 688, 739, 748, 768, 790, 811, 817, 921, 934, 973, 979, 1001, 1027, 1033, 1065, 1071, 1106, 1135, 1152, 1168, 1200, 1219, 1247, 1264

Offset

1,1

Links

Rémy Sigrist, Table of n, a(n) for n = 1..10000

Rémy Sigrist, PARI program for A338342

Prog

(PARI) See Links section.

Crossrefs

Cf. A338338-A338349.

Sequence in context: A043068 A194405 A299518 * A135111 A185212 A250225

Adjacent sequences: A338339 A338340 A338341 * A338343 A338344 A338345

Keyword

nonn

Author

N. J. A. Sloane, Oct 27 2020

Status

approved