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Search: id:A111584
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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. +0
2
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 (list; graph; listen)
OFFSET

0,2

COMMENT

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

CROSSREFS

Cf. A110635, A083947.

Adjacent sequences: A111581 A111582 A111583 this_sequence A111585 A111586 A111587

Sequence in context: A125955 A103478 A121868 this_sequence A139209 A113946 A034447

KEYWORD

nonn

AUTHOR

Paul D. Hanna (pauldhanna(AT)juno.com), Aug 28 2005

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Last modified October 5 16:50 EDT 2008. Contains 144613 sequences.


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