E.g.f. A(x) satisfies: [x^n] A(x)^n = n^2 * [x^(n-1)] A(x)^n for n>=1.

A300616

E.g.f. A(x) satisfies: [x^n] A(x)^n = n^2 * [x^(n-1)] A(x)^n for n>=1.

Terms

    a(0) =1a(1) =1a(2) =7a(3) =199a(4) =14065a(5) =1924201a(6) =445859911a(7) =161145717727

External references