E.g.f. satisfies: A'(x) = Product_{n>=1} (1 + A(x)^n), where A(0) = 0.

A233861

E.g.f. satisfies: A'(x) = Product_{n>=1} (1 + A(x)^n), where A(0) = 0.

Terms

    a(0) =1a(1) =1a(2) =3a(3) =21a(4) =171a(5) =1821a(6) =24123a(7) =373941a(8) =6652971a(9) =134043021a(10) =3015804123a(11) =74896835301

External references