E.g.f. satisfies: A'(x) = [A(x)^2 + A(x)^3]/(x^2 + x^3).

A179495

E.g.f. satisfies: A'(x) = [A(x)^2 + A(x)^3]/(x^2 + x^3).

Terms

    a(0) =0a(1) =1a(2) =2a(3) =12a(4) =84a(5) =820a(6) =9540a(7) =132888a(8) =2129232a(9) =38760048a(10) =788500800a(11) =17740459440a(12) =437238410400

External references