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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. 1

%I

%S 1,5,23,76,242,622,1527,3218,6464,11752,20368,33492,52492,80282,

%T 118073,170602,242147,336135,463260,627797,841613,1125132,1481186,

%U 1941049,2526815,3263039,4198666,5341194,6774802,8564045,10712300,13360856

%N 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.

%C 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.

%Y Cf. A110635, A083947.

%K nonn

%O 0,2

%A _Paul D. Hanna_, Aug 28 2005

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Last modified June 17 19:57 EDT 2021. Contains 345085 sequences. (Running on oeis4.)