E.g.f.: exp(10*x*G(x)^9) / G(x)^9 where G(x) = 1 + x*G(x)^10 is the g.f. of A059968.

A251580

E.g.f.: exp(10*x*G(x)^9) / G(x)^9 where G(x) = 1 + x*G(x)^10 is the g.f. of A059968.

Terms

    a(0) =1a(1) =1a(2) =10a(3) =280a(4) =13960a(5) =1023760a(6) =99935200a(7) =12226859200

External references