128037209

Appears in sequences

• G.f. A(x) satisfies: Sum_{n>=0} x^n*A(x)^n/(1 - x*A(x)^(n+4)) = Sum_{n>=0} x^n*A(x)^(2*n)/(1 - x*A(x)^(3*n+3)).at n=9A350117