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

Terms

a(0) =0a(1) =1a(2) =-1a(3) =0a(4) =0a(5) =1a(6) =-2a(7) =-1a(8) =3a(9) =3a(10) =-8a(11) =-5a(12) =17a(13) =15a(14) =-47a(15) =-35a(16) =118a(17) =91a(18) =-311a(19) =-240a(20) =839a(21) =660a(22) =-2314a(23) =-1809a(24) =6417a(25) =5035a(26) =-18002a(27) =-14177a(28) =51016a(29) =40322