G.f. satisfies: A(x) = Sum_{n>=0} x^n * A(2^n*x)^n.
A158888
G.f. satisfies: A(x) = Sum_{n>=0} x^n * A(2^n*x)^n.
Terms
- a(0) =1a(1) =1a(2) =3a(3) =21a(4) =305a(5) =8785a(6) =497089a(7) =55504321a(8) =12305179649
External references
- oeis: A158888
A158888
G.f. satisfies: A(x) = Sum_{n>=0} x^n * A(2^n*x)^n.