A265412 Partial sums of A265411.

1, 8, 11, 14, 15, 18, 19, 22, 23, 24, 27, 28, 29, 32, 33, 34, 35, 38, 39, 40, 41, 44, 45, 46, 47, 48, 51, 52, 53, 54, 55, 58, 59, 60, 61, 62, 63, 66, 67, 68, 69, 70, 71, 74, 75, 76, 77, 78, 79, 80, 83, 84, 85, 86, 87, 88, 89, 92, 93, 94, 95, 96, 97, 98, 99, 102, 103, 104, 105, 106, 107, 108, 109, 112, 113, 114, 115, 116, 117, 118, 119, 120, 123

Offset

0,2

Links

Antti Karttunen, Table of n, a(n) for n = 0..10001

Formula

a(0) = 1; for n >= 1, a(n) = A265411(n) + a(n-1).

Other identities. For all n >= 0:

A265410(a(n)) = n. [Particularly: a(n) gives the position where n occurs for the last time in A265410.]

Prog

(Scheme) (definec (A265412 n) (if (zero? n) 1 (+ (A265411 n) (A265412 (- n 1)))))

Crossrefs

Cf. A265410, A265411 (first differences), A265413.

Sequence in context: A247463 A308562 A254671 * A372498 A345488 A153039

Adjacent sequences: A265409 A265410 A265411 * A265413 A265414 A265415

Keyword

nonn

Author

Antti Karttunen, Dec 09 2015

Status

approved