G.f.: A(x) = Sum_{n>=0} x^n * A(n*x) * A(-n*x).
A210525
G.f.: A(x) = Sum_{n>=0} x^n * A(n*x) * A(-n*x).
Terms
- a(0) =1a(1) =1a(2) =1a(3) =2a(4) =5a(5) =17a(6) =129a(7) =823a(8) =16549a(9) =203762a(10) =9057969a(11) =229117047a(12) =20251050469
External references
- oeis: A210525