G.f. A(x) satisfies A(x) = 1 + x*A(x)^3 * A(x*A(x)^3)^3.
A120973
G.f. A(x) satisfies A(x) = 1 + x*A(x)^3 * A(x*A(x)^3)^3.
Terms
- a(0) =1a(1) =1a(2) =6a(3) =60a(4) =776a(5) =11802a(6) =201465a(7) =3759100a(8) =75404151a(9) =1608036861a(10) =36172106112a(11) =853346084343
External references
- oeis: A120973