G.f. satisfies A(x) = 1/(1-x)^2 + x*A(x)^4.
A364621
G.f. satisfies A(x) = 1/(1-x)^2 + x*A(x)^4.
Terms
- a(0) =1a(1) =3a(2) =15a(3) =118a(4) =1125a(5) =11805a(6) =131431a(7) =1524090a(8) =18208749a(9) =222570985a(10) =2770129627a(11) =34985756752a(12) =447243818573
External references
- oeis: A364621