Expansion of e.g.f. (1/x) * Series_Reversion( x * exp(-x * B(x)^2) ), where B(x) = 1 + x*B(x)^3 is the g.f. of A001764.
A382087
Expansion of e.g.f. (1/x) * Series_Reversion( x * exp(-x * B(x)^2) ), where B(x) = 1 + x*B(x)^3 is the g.f. of A001764.
Terms
- a(0) =1a(1) =1a(2) =7a(3) =106a(4) =2525a(5) =82536a(6) =3436867a(7) =174045376a(8) =10385025849a(9) =713599868800
External references
- oeis: A382087