Expansion of (1 + 5*x)/(1 + 9*x + 25*x^2).

Terms

a(0) =1a(1) =-4a(2) =11a(3) =1a(4) =-284a(5) =2531a(6) =-15679a(7) =77836a(8) =-308549a(9) =831041a(10) =234356a(11) =-22885229a(12) =200108161a(13) =-1228842724a(14) =6056880491a(15) =-23790856319a(16) =62695694596a(17) =30510156611