Expansion of e.g.f. (1 + sin(x))/exp(x).

Terms

a(0) =1a(1) =0a(2) =-1a(3) =1a(4) =1a(5) =-5a(6) =9a(7) =-9a(8) =1a(9) =15a(10) =-31a(11) =31a(12) =1a(13) =-65a(14) =129a(15) =-129a(16) =1a(17) =255a(18) =-511a(19) =511a(20) =1a(21) =-1025a(22) =2049a(23) =-2049a(24) =1a(25) =4095a(26) =-8191a(27) =8191a(28) =1a(29) =-16385