Expansion of 1 - x - (1 - sqrt(1 + 4*x^4)) / (2*x) in powers of x.

Terms

a(0) =1a(1) =-1a(2) =0a(3) =1a(4) =0a(5) =0a(6) =0a(7) =-1a(8) =0a(9) =0a(10) =0a(11) =2a(12) =0a(13) =0a(14) =0a(15) =-5a(16) =0a(17) =0a(18) =0a(19) =14a(20) =0a(21) =0a(22) =0a(23) =-42a(24) =0a(25) =0a(26) =0a(27) =132a(28) =0a(29) =0