G.f. A(x) satisfies: A(x) = x - x^2 * exp(A(x) + A(x^2)/2 + A(x^3)/3 + A(x^4)/4 + ...).

Terms

a(0) =1a(1) =-1a(2) =-1a(3) =0a(4) =1a(5) =1a(6) =-1a(7) =-2a(8) =0a(9) =4a(10) =4a(11) =-5a(12) =-13a(13) =-2a(14) =26a(15) =30a(16) =-29a(17) =-94a(18) =-26a(19) =189a(20) =246a(21) =-198a(22) =-769a(23) =-302a(24) =1512a(25) =2228a(26) =-1372a(27) =-6691a(28) =-3425a(29) =12672