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

A174483

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) =3a(2) =28a(3) =575a(4) =21216a(5) =1242892a(6) =106459312a(7) =12577403841

External references