G.f. A(x) satisfies A(x) = (1 + x*A(x))^3/(1 - x*A(x)^2).
A379192
G.f. A(x) satisfies A(x) = (1 + x*A(x))^3/(1 - x*A(x)^2).
Terms
- a(0) =1a(1) =4a(2) =27a(3) =235a(4) =2344a(5) =25374a(6) =289906a(7) =3441015a(8) =42017262a(9) =524418639a(10) =6660297019a(11) =85796763321
External references
- oeis: A379192