E.g.f. satisfies: A(x)^A(x) = 1 + x*A(x).

Terms

a(0) =1a(1) =1a(2) =0a(3) =-3a(4) =4a(5) =60a(6) =-294a(7) =-2800a(8) =34504a(9) =197568a(10) =-6087360a(11) =-9146808a(12) =1488986808a(13) =-5886157992a(14) =-469973309064