A118601 Partial sums of A058129.

1, 3, 10, 45, 273, 2510, 34069, 1703066

Offset

1,2

Links

Table of n, a(n) for n=1..8.

Formula

a(n) = SUM[i=1..n] A058129(i). a(n) = SUM[i=1..n] (2*A058133(i) - A058132(i)).

Crossrefs

Cf. A001329, A001423, A001426, A023814, A027851, A029851, A058108, A058132, A058133, A063756, A079173, A118581.

Sequence in context: A236409 A348468 A000250 * A005143 A356572 A270493

Adjacent sequences: A118598 A118599 A118600 * A118602 A118603 A118604

Keyword

hard,nonn

Author

Jonathan Vos Post, May 08 2006

Extensions

One more term from Jonathan Vos Post, Jul 20 2009

Edited by N. J. A. Sloane, Jul 25 2009

Status

approved