G.f. A(x) satisfies: A(x) = (1 + x * A(x)^3) / (1 - x).
A346626
G.f. A(x) satisfies: A(x) = (1 + x * A(x)^3) / (1 - x).
Terms
- a(0) =1a(1) =2a(2) =8a(3) =44a(4) =280a(5) =1936a(6) =14128a(7) =107088a(8) =834912a(9) =6652608a(10) =53934080a(11) =443467136a(12) =3689334272a(13) =30997608960a(14) =262651640064
External references
- oeis: A346626