a(n) = coefficient of x^n/(n-1)! in the (n-1)-th iteration of x*exp(x) for n>=1.

A174481

a(n) = coefficient of x^n/(n-1)! in the (n-1)-th iteration of x*exp(x) for n>=1.

Terms

    a(0) =1a(1) =1a(2) =6a(3) =102a(4) =3400a(5) =187455a(6) =15441636a(7) =1776667928a(8) =272145104736

External references