a(n) = Sum_{k = 0..n} binomial(n, k)^2*binomial(n+k, k)^2*A108625(n-1 k).

A376465

a(n) = Sum_{k = 0..n} binomial(n, k)^2*binomial(n+k, k)^2*A108625(n-1 k).

Terms

    a(0) =1a(1) =5a(2) =289a(3) =32909a(4) =4846001a(5) =824723005a(6) =154077084505

External references