Coefficients in the power series expansion of A(x) = Sum_{n=-oo..+oo} n * x^n * (1 - x^n)^(n-2).

Terms

a(0) =1a(1) =4a(2) =7a(3) =11a(4) =16a(5) =17a(6) =29a(7) =21a(8) =46a(9) =21a(10) =67a(11) =22a(12) =92a(13) =1a(14) =151a(15) =-23a(16) =154a(17) =22a(18) =191a(19) =-118a(20) =407a(21) =-175a(22) =277a(23) =23a(24) =326a(25) =-363a(26) =946a(27) =-643a(28) =436a(29) =282