G.f.: Sum_{n>=0} a(n)*x^n/n!^5 = [ Sum_{n>=0} x^n/n!^5 ]^3.

A180350

G.f.: Sum_{n>=0} a(n)*x^n/n!^5 = [ Sum_{n>=0} x^n/n!^5 ]^3.

Terms

    a(0) =1a(1) =3a(2) =99a(3) =9237a(4) =775971a(5) =83118753a(6) =10657602909

External references