G.f. A(x) satisfies A(x) = (1 + x*A(x))^3/(1 - x*A(x)^3).
A379191
G.f. A(x) satisfies A(x) = (1 + x*A(x))^3/(1 - x*A(x)^3).
Terms
- a(0) =1a(1) =4a(2) =31a(3) =338a(4) =4356a(5) =61603a(6) =923958a(7) =14433315a(8) =232298914a(9) =3825260332a(10) =64140203645
External references
- oeis: A379191