Expansion of (1+2*x-3*x^2-4*x^3+x^4)/(1-8*x^2+11*x^4).

Terms

a(0) =1a(1) =2a(2) =5a(3) =12a(4) =30a(5) =74a(6) =185a(7) =460a(8) =1150a(9) =2866a(10) =7165a(11) =17868a(12) =44670a(13) =111418a(14) =278545a(15) =694796a(16) =1736990a(17) =4332770a(18) =10831925a(19) =27019404a(20) =67548510a(21) =168494762a(22) =421236905a(23) =1050744652a(24) =2626861630a(25) =6552514834a(26) =16381287085