A381119 Index of n in A381019.

1, 2, 3, 7, 4, 23, 5, 16, 13, 47, 6, 36, 8, 79, 63, 64, 9, 142, 10, 100, 113, 123, 11, 167, 30, 223, 91, 196, 12, 290, 14, 256, 201, 325, 149, 442, 15, 364, 330, 405, 17, 485, 18, 530, 534, 630, 19, 583, 55, 682, 382, 735, 20, 790, 346, 847, 259, 1034, 21, 1095

Offset: 1

Author

N. J. A. Sloane, Feb 14 2025

Keywords

• nonn

Comments

Every number does eventually appear in A381019 (see that sequence for proof).

Links

• Jinyuan Wang, Table of n, a(n) for n = 1..10000 (terms 1..257 from Michael S. Branicky)

Crossrefs

Cf. A381019, A381115, A381116, A381118.

Extensions

More terms from Alois P. Heinz, Feb 14 2025