1,1

This is presumably a permutation of the positive integers, and is the inverse permutation to A154883.

R. J. Mathar, Table of n, a(n) for n = 1..292, Jan 11 2019

Cf. A001203, A154883.

Sequence in context: A290823 A090642 A100612 * A079160 A230256 A333668

Adjacent sequences: A322775 A322776 A322777 * A322779 A322780 A322781

nonn

N. J. A. Sloane, Jan 04 2019

approved