G.f. A(x) satisfies: A(x) = Sum_{n>=0} x^n / (1 - x^(n+1)*A(x)^2).
A340356
G.f. A(x) satisfies: A(x) = Sum_{n>=0} x^n / (1 - x^(n+1)*A(x)^2).
Terms
- a(0) =1a(1) =2a(2) =6a(3) =27a(4) =144a(5) =848a(6) =5294a(7) =34385a(8) =229895a(9) =1571526a(10) =10933068a(11) =77154348a(12) =550955270a(13) =3973757907a(14) =28905779879a(15) =211818655703
External references
- oeis: A340356