A329901 Inverse permutation to A181815.

1, 2, 4, 3, 9, 6, 22, 5, 11, 13, 54, 8, 114, 29, 20, 7, 246, 15, 488, 17, 43, 66, 948, 12, 38, 140, 23, 36, 1809, 27, 3327, 10, 93, 290, 72, 19, 6020, 570, 186, 24, 10624, 55, 18246, 83, 41, 1090, 30726, 16, 128, 49, 376, 168, 51148, 30, 147, 47, 718, 2057, 84074, 34, 135598, 3743, 77, 14, 279, 112, 216398, 343, 1348, 89, 340886, 26, 529051, 6715, 69, 660

Offset: 1

Author

Antti Karttunen, Dec 23 2019

Keywords

• nonn

Links

• Index entries for sequences that are permutations of the natural numbers

Crossrefs

Cf. A181815 (inverse permutation).

Cf. A025487, A108951, A243071, A329906.

Formula

a(n) = A329906(A243071(n)).

For all n >= 1, A025487(a(n)) = A108951(n).