G.f. A(x) satisfies: 1/(1 + x) = A(x)*A(x^2)^2*A(x^3)^3*A(x^4)^4* ... *A(x^k)^k* ...

Terms

a(0) =1a(1) =-1a(2) =3a(3) =0a(4) =1a(5) =10a(6) =-13a(7) =33a(8) =-24a(9) =26a(10) =22a(11) =-53a(12) =148a(13) =-181a(14) =233a(15) =-146a(16) =69a(17) =157a(18) =-373a(19) =721a(20) =-884a(21) =1071a(22) =-1076a(23) =1041a(24) =-444a(25) =-425a(26) =1767a(27) =-3225a(28) =5232a(29) =-7144