a(0) = 1; a(n) = Sum_{k=0..n-1} binomial(n,k)^4 * a(k).

A336196

a(0) = 1; a(n) = Sum_{k=0..n-1} binomial(n,k)^4 * a(k).

Terms

    a(0) =1a(1) =1a(2) =17a(3) =1459a(4) =395793a(5) =262131251a(6) =359993423843

External references