A111584 G.f.: A(x) = ( G(x)^7 - G(x^7) - 7*x*((1-x^6)/(1-x))/(1-x^7) )/(49*x^2) where G(x) is the g.f. of A110635.

1, 5, 23, 76, 242, 622, 1527, 3218, 6464, 11752, 20368, 33492, 52492, 80282, 118073, 170602, 242147, 336135, 463260, 627797, 841613, 1125132, 1481186, 1941049, 2526815, 3263039, 4198666, 5341194, 6774802, 8564045, 10712300, 13360856

Offset

0,2

Comments

A110635 is formed by selecting every 7th term of A083947; surpringly, the self-convolution 7th power of A110635 is congruent modulo 49 to A083947, which consists entirely of numbers 1 through 7.

Links

Table of n, a(n) for n=0..31.

Crossrefs

Cf. A110635, A083947.

Sequence in context: A103478 A327976 A121868 * A225266 A293426 A267202

Adjacent sequences: A111581 A111582 A111583 * A111585 A111586 A111587

Keyword

nonn

Author

Paul D. Hanna, Aug 28 2005

Status

approved