Expansion of 1/(1+8*x*c(x)), c(x) the g.f. of Catalan numbers A000108.

A126985

Expansion of 1/(1+8*x*c(x)), c(x) the g.f. of Catalan numbers A000108.

Terms

    a(0) =1a(1) =-8a(2) =56a(3) =-400a(4) =2840a(5) =-20208a(6) =143664a(7) =-1021728a(8) =7265240a(9) =-51665200a(10) =367392656a(11) =-2612584928a(12) =18578329456a(13) =-132112749920a(14) =939467783520

External references