E.g.f. A(x) satisfies A(x) = exp( x^2*A(x)^2 / (1 - x*A(x))^3 ).
A387949
E.g.f. A(x) satisfies A(x) = exp( x^2*A(x)^2 / (1 - x*A(x))^3 ).
Terms
- a(0) =1a(1) =0a(2) =2a(3) =18a(4) =204a(5) =3360a(6) =69600a(7) =1718640a(8) =49709520a(9) =1649652480a(10) =61748598240
External references
- oeis: A387949