A368356 Numbers k such that A121805(k) is prime.

8, 11, 21, 23, 35, 39, 75, 90, 91, 92, 95, 96, 105, 106, 112, 116, 122, 131, 133, 135, 140, 146, 156, 158, 205, 217, 219, 225, 235, 243, 247, 265, 277, 307, 315, 343, 349, 369, 373, 375, 409, 417, 422, 430, 433, 434, 435, 438, 447, 448, 450, 459, 464, 465, 474, 477, 479, 482, 490, 492, 498, 504, 509, 513, 520, 522

Offset

1,1

Comments

Suggested by a comparison of A121805 and the Fibonacci sequence A000045. Both sequence involve the "additive theory of primes".

Links

Table of n, a(n) for n=1..66.

Crossrefs

Cf. A000045, A121805.

Sequence in context: A243520 A129730 A347757 * A291664 A318347 A195160

Adjacent sequences: A368353 A368354 A368355 * A368357 A368358 A368359

Keyword

nonn,base

Author

N. J. A. Sloane, Dec 22 2023

Status

approved