A277884 a(n) = A277814(A277826(n)).

0, 1, 2, 3, 4, 1, 5, 6, 7, 8, 2, 6, 9, 1, 10, 11, 12, 13, 14, 6, 4, 8, 10, 15, 16, 13, 2, 11, 17, 1, 18, 19, 20, 21, 22, 6, 23, 13, 10, 3, 7, 1, 14, 15, 17, 8, 24, 25, 26, 27, 22, 11, 4, 13, 18, 25, 28, 21, 2, 19, 29, 1, 30, 31, 32, 33, 34, 6, 35, 21, 10, 25, 36, 37, 22, 3, 17, 13, 5, 15, 12, 38, 2, 15, 23, 1, 24, 39, 28, 37, 14, 25, 40, 8, 41

Offset: 0

Author

Antti Karttunen, Nov 06 2016

Keywords

• nonn
• look

Links

• Antti Karttunen, Table of n, a(n) for n = 0..65537

Crossrefs

Cf. A264977, A277814.

Left inverse of A277817.

Cf. A277701, A277712, A277713, A277715 (positions of 1, 2, 3 and 8 in this sequence).

Cf. A277824, A277826 and their scatter-plots.

Programs

Scheme

(define (A277884 n) (A277814 (A277826 n)))

Formula

a(n) = A277814(A277826(n)).

Other identities. For all n >= 0:

a(A277817(n)) = n.