A263275 One-based row-index to array A263255.

1, 2, 1, 3, 3, 4, 1, 5, 4, 2, 2, 3, 1, 4, 3, 4, 4, 5, 1, 6, 4, 6, 1, 7, 5, 2, 2, 8, 2, 9, 1, 10, 3, 10, 1, 11, 9, 12, 2, 12, 4, 13, 1, 14, 3, 13, 1, 14, 3, 2, 4, 15, 2, 16, 1, 16, 4, 17, 1, 18, 4, 19, 1, 18, 18, 20, 2, 21, 2, 21, 1, 22, 5, 23, 2, 22, 2, 24, 1, 25, 2, 3, 2, 4, 6, 4, 3, 5, 3, 6, 1, 6, 4, 7, 1, 7

Offset

0,2

Links

Antti Karttunen, Table of n, a(n) for n = 0..10002

Formula

If A262693(n) = 1, then a(n) = 1, otherwise a(n) = 1 + a(A049820(n)).

a(n) = 1 + A263254(n).

Prog

(Scheme, two alternative definitions)
(definec (A263275 n) (if (= 1 (A262693 n)) 1 (+ 1 (A263275 (A049820 n)))))
(define (A263275 n) (+ 1 (A263254 n)))

Crossrefs

One more than A263254.

Cf. A049820, A262693, A263255.

Cf. also A263274.

Sequence in context: A333627 A304037 A265144 * A308057 A097686 A082666

Adjacent sequences: A263272 A263273 A263274 * A263276 A263277 A263278

Keyword

nonn

Author

Antti Karttunen, Nov 07 2015

Status

approved