G.f. A(x) satisfies: (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) =2a(3) =1a(4) =0a(5) =8a(6) =-7a(7) =22a(8) =-6a(9) =13a(10) =29a(11) =-11a(12) =82a(13) =-36a(14) =114a(15) =13a(16) =103a(17) =88a(18) =88a(19) =275a(20) =-20a(21) =549a(22) =-200a(23) =1007a(24) =-144a(25) =811a(26) =730a(27) =188a(28) =2093a(29) =-777