142665

Appears in sequences

• L.g.f.: -log(1 - Sum_{n>=1} x^(n^2)) = Sum_{n>=1} a(n)*x^n/n.at n=33A219331
• G.f. satisfies A(x) = 1 + x*A(x)^2 / (1 - x*A(x)^3)^3.at n=7A367281