G.f. satisfies: A(x) = 1 + x*A(x) * A(x*A(x)) + x^2*A(x)^2 * A'(x*A(x)).
A132070
G.f. satisfies: A(x) = 1 + x*A(x) * A(x*A(x)) + x^2*A(x)^2 * A'(x*A(x)).
Terms
- a(0) =1a(1) =1a(2) =3a(3) =16a(4) =121a(5) =1166a(6) =13508a(7) =181616a(8) =2769085a(9) =47109136a(10) =883639920a(11) =18107148225a(12) =402374973506
External references
- oeis: A132070