636250

Appears in sequences

• G.f. A(x) satisfies A(x) = ( (1 - x*A(x))/(1 - 5*x*A(x)) )^(1/2).at n=7A372109
• E.g.f. A(x) satisfies A(A(A(A(A(x))))) = (-1/5) * log(1 - 5*x).at n=8A372747