E.g.f. satisfies: A(x) = x + Sum_{n>=1} x^n/n! * d^(n-1)/dx^(n-1) A_n(x), where A_n(x) denotes the n-th iteration of A(x), with A(0)=0.

A193302

E.g.f. satisfies: A(x) = x + Sum_{n>=1} x^n/n! * d^(n-1)/dx^(n-1) A_n(x), where A_n(x) denotes the n-th iteration of A(x), with A(0)=0.

Terms

    a(0) =1a(1) =3a(2) =36a(3) =1800a(4) =256320a(5) =82293840a(6) =54720315720

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