G.f. A(x) satisfies: Sum_{n>=0} A(x)^(n^2) * x^n = Sum_{n>=0} binomial(n^2,n) * x^n.
A306763
G.f. A(x) satisfies: Sum_{n>=0} A(x)^(n^2) * x^n = Sum_{n>=0} binomial(n^2,n) * x^n.
Terms
- a(0) =1a(1) =5a(2) =63a(3) =1372a(4) =41814a(5) =1605215a(6) =73586824a(7) =3906566501a(8) =235444126392
External references
- oeis: A306763