Expansion of (1+x)/sqrt(1-4x^2-8x^3-4x^4).

Terms

a(0) =1a(1) =1a(2) =2a(3) =6a(4) =12a(5) =32a(6) =80a(7) =200a(8) =520a(9) =1336a(10) =3472a(11) =9072a(12) =23744a(13) =62432a(14) =164544a(15) =434688a(16) =1150944a(17) =3052768a(18) =8110784a(19) =21581120a(20) =57498496a(21) =153378048a(22) =409583616a(23) =1094848768a(24) =2929288960a(25) =7843943680a(26) =21020501504a(27) =56371941888a(28) =151276652544