A354361 Numbers k such that A354203(sigma(A354202(k))) = 1.

1, 2, 3, 6, 7, 13, 14, 19, 21, 23, 26, 38, 39, 41, 42, 43, 46, 57, 67, 69, 78, 82, 86, 91, 103, 107, 114, 123, 129, 133, 134, 138, 161, 179, 182, 201, 206, 214, 246, 247, 258, 266, 273, 287, 299, 301, 309, 321, 322, 358, 379, 399, 402, 419, 437, 469, 483, 494, 533, 537, 546, 559, 574, 598, 602, 618, 642, 643, 721

Offset: 1

Author

Antti Karttunen, May 24 2022

Keywords

• nonn

Comments

Applying A354202 and sorting into ascending order gives A354357.

Crossrefs

Positions of ones in A354206.

Cf. A000203, A354202, A354203, A354357.

Programs

PARI

isA354361(n) = (1==A354206(n)); \\ Uses the program given in A354206.