E.g.f. A(x) satisfies A(x) = exp(x*B(x*A(x)^2)), where B(x) = 1 + x*B(x)^3 is the g.f. of A001764.

A382030

E.g.f. A(x) satisfies A(x) = exp(x*B(x*A(x)^2)), where B(x) = 1 + x*B(x)^3 is the g.f. of A001764.

Terms

    a(0) =1a(1) =1a(2) =3a(3) =37a(4) =817a(5) =25741a(6) =1053211a(7) =52957297a(8) =3157457185a(9) =217695187801

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