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

Terms

a(0) =1a(1) =3a(2) =8a(3) =12a(4) =28a(5) =36a(6) =80a(7) =96a(8) =208a(9) =240a(10) =512a(11) =576a(12) =1216a(13) =1344a(14) =2816a(15) =3072a(16) =6400a(17) =6912a(18) =14336a(19) =15360a(20) =31744a(21) =33792a(22) =69632a(23) =73728a(24) =151552a(25) =159744a(26) =327680a(27) =344064a(28) =704512a(29) =737280