G.f. satisfies A(x) = ( 1 + x*A(x)^2 / (1 - x*A(x))^3 )^3.
A365152
G.f. satisfies A(x) = ( 1 + x*A(x)^2 / (1 - x*A(x))^3 )^3.
Terms
- a(0) =1a(1) =3a(2) =30a(3) =361a(4) =4887a(5) =71064a(6) =1084338a(7) =17127921a(8) =277691055a(9) =4594624095a(10) =77271742056
External references
- oeis: A365152