E.g.f. satisfies A(x) = 1/(1 - A(x) * (exp(x*A(x)) - 1))^2.

A377490

E.g.f. satisfies A(x) = 1/(1 - A(x) * (exp(x*A(x)) - 1))^2.

Terms

    a(0) =1a(1) =2a(2) =24a(3) =560a(4) =19844a(5) =949632a(6) =57398980a(7) =4197775472a(8) =360541351092

External references