G.f. A(x) satisfies: A(x - A(x)^2) = x/(1-x).
A185897
G.f. A(x) satisfies: A(x - A(x)^2) = x/(1-x).
Terms
- a(0) =1a(1) =2a(2) =9a(3) =64a(4) =574a(5) =5919a(6) =67205a(7) =820258a(8) =10602848a(9) =143710500a(10) =2028137178a(11) =29649220223a(12) =447247229447
External references
- oeis: A185897