A277824 a(0) = 0; for n >= 1, a(n) = 1 + a(A277815(n)); index of the column where n is located in array A277710.

0, 1, 1, 1, 1, 2, 1, 1, 1, 1, 2, 2, 1, 3, 1, 1, 1, 1, 1, 3, 2, 2, 2, 1, 1, 2, 3, 2, 1, 4, 1, 1, 1, 1, 1, 4, 1, 3, 3, 2, 2, 5, 2, 2, 2, 3, 1, 1, 1, 1, 2, 3, 3, 4, 2, 2, 1, 2, 4, 2, 1, 6, 1, 1, 1, 1, 1, 5, 1, 3, 4, 3, 1, 1, 3, 3, 3, 5, 2, 3, 2, 1, 5, 4, 2, 7, 2, 1, 2, 2, 3, 4, 1, 4, 1, 1, 1, 1, 1, 4, 2, 2, 3, 5, 3, 2, 4, 5, 2, 6, 2, 1, 1, 2, 2, 3, 4, 4, 2, 2, 1

Offset

0,6

Comments

For n >= 1, a(n) = index of the column where n is located in array A277710.

Ordinal transform of A277826 and A277884.

Links

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

Formula

a(0) = 0; for n >= 1, a(n) = 1 + a(A277815(n)).

Prog

(Scheme) (define (A277824 n) (if (zero? n) n (+ 1 (A277824 (A277815 n)))))

Crossrefs

Cf. A277815, A277710.

Cf. A277817 (gives the positions of ones in this sequence).

Cf. A277826, A277884 and their scatter-plots.

Sequence in context: A228369 A296773 A108244 * A265120 A329621 A124961

Adjacent sequences: A277821 A277822 A277823 * A277825 A277826 A277827

Keyword

nonn,look

Author

Antti Karttunen, Nov 06 2016

Status

approved