Expansion of e.g.f. ( (1/x) * Series_Reversion( x * exp(-x * (1 + x)^2) / (1 + x)^3 ) )^2.
A380799
Expansion of e.g.f. ( (1/x) * Series_Reversion( x * exp(-x * (1 + x)^2) / (1 + x)^3 ) )^2.
Terms
- a(0) =1a(1) =8a(2) =130a(3) =3344a(4) =119808a(5) =5547112a(6) =316221904a(7) =21462652080
External references
- oeis: A380799