G.f.: Product_{n>=1} 1/(1 - x^n/n^3) = Sum_{n>=0} a(n)*x^n/n!^3.

A249593

G.f.: Product_{n>=1} 1/(1 - x^n/n^3) = Sum_{n>=0} a(n)*x^n/n!^3.

Terms

    a(0) =1a(1) =1a(2) =9a(3) =251a(4) =16496a(5) =2083824a(6) =453803984a(7) =156304214576

External references