G.f. satisfies: A(A(x)) = Sum_{n>=1} a(n)*x^n / (1 - n*x)^n, where g.f. A(x) = Sum_{n>=1} a(n)*x^n.
A193210
G.f. satisfies: A(A(x)) = Sum_{n>=1} a(n)*x^n / (1 - n*x)^n, where g.f. A(x) = Sum_{n>=1} a(n)*x^n.
Terms
- a(0) =1a(1) =1a(2) =3a(3) =24a(4) =393a(5) =11043a(6) =473041a(7) =28601334a(8) =2315263942a(9) =241478700774
External references
- oeis: A193210