A383445 Index of n in A377090, or -1 if n does not appear there.

0, 3, 1, 5, 9, 15, 10, 16, 14, 17, 23, 21, 24, 22, 28, 31, 29, 36, 30, 35, 37, 43, 41, 47, 42, 48, 54, 49, 55, 61, 56, 62, 67, 63, 68, 66, 71, 75, 80, 76, 81, 79, 82, 89, 91, 88, 90, 92, 99, 93, 98, 100, 105, 111, 106, 112, 110, 113, 124, 122, 125, 123, 126, 128, 121, 127, 133, 138, 134, 139, 137, 147, 150, 148, 146, 149, 153

Offset

0,2

Comments

It is conjectured (see A377090) that every positive integer appears exactly once either here or in A383446.

Links

N. J. A. Sloane, Table of n, a(n) for n = 0..4996

Crossrefs

Cf. A377090, A383446.

Sequence in context: A225855 A201751 A202504 * A146916 A146255 A331432

Adjacent sequences: A383442 A383443 A383444 * A383446 A383447 A383448

Keyword

nonn

Author

N. J. A. Sloane, Apr 30 2025

Status

approved