G.f. A(x) satisfies A(x) = x*(A(x)^5 + 3*A(x)^4 + 4*A(x)^3 + 3*A(x)^2 + 2*A(x) + 1).

A186858

G.f. A(x) satisfies A(x) = x*(A(x)^5 + 3*A(x)^4 + 4*A(x)^3 + 3*A(x)^2 + 2*A(x) + 1).

Terms

    a(0) =0a(1) =1a(2) =2a(3) =7a(4) =30a(5) =141a(6) =703a(7) =3653a(8) =19567a(9) =107270a(10) =598955a(11) =3394374a(12) =19474061a(13) =112884523a(14) =660133281a(15) =3889762894a(16) =23071999207a(17) =137648379106a(18) =825454689096

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