Coefficients in the expansion of 1/([r] + [2r]x + [3r]x^2 + ...); [ ] = floor, r = e/2.

Terms

a(0) =1a(1) =-2a(2) =0a(3) =3a(4) =-2a(5) =-4a(6) =8a(7) =0a(8) =-16a(9) =16a(10) =16a(11) =-48a(12) =16a(13) =79a(14) =-108a(15) =-52a(16) =265a(17) =-156a(18) =-372a(19) =672a(20) =80a(21) =-1408a(22) =1216a(23) =1600a(24) =-3968a(25) =704a(26) =7169a(27) =-8391a(28) =-6000a(29) =22463