G.f. A(x) satisfies A(x) = 1/(1 - x * A(x*A(x)^2)^2).
A381029
G.f. A(x) satisfies A(x) = 1/(1 - x * A(x*A(x)^2)^2).
Terms
- a(0) =1a(1) =1a(2) =3a(3) =16a(4) =113a(5) =955a(6) =9178a(7) =97427a(8) =1121705a(9) =13836694a(10) =181295019a(11) =2507119320a(12) =36416096984a(13) =553461581406
External references
- oeis: A381029