A364731 a(n) is the index of the first occurrence of n in A364443, or -1 if n doesn't occur.

0, 1, 3, 5, 6, 8, 10, 14, 13, 17, 20, 19, 25, 24, 29, -1, 31, 36, 38, 40, 39, 44, 46, -1, 51, 52, 61, 57, 62, 60, 67, 71, 70, 72, 76, 77, 79, 92, 94, 86, 90, 91, 95, 99, 105, -1, 108, 104, 118, 116, 114, 124, 122, -1, 123, 130, 135, 134, 141, 138, 140, 160, 148

Offset: 0

Author

Hugo Pfoertner, Aug 06 2023

Keywords

• sign

Comments

Compared to A364443, this sequence is what A363763 is to A077773.

Links

• Hugo Pfoertner, Table of n, a(n) for n = 0..10000

Crossrefs

Cf. A077773, A363763, A364729, A364730, A364732.