Expansion of x*(7*x^3+7*x^2+9*x+1)/(5*x^4+10*x^2+1).

Terms

a(0) =0a(1) =1a(2) =9a(3) =-3a(4) =-83a(5) =25a(6) =785a(7) =-235a(8) =-7435a(9) =2225a(10) =70425a(11) =-21075a(12) =-667075a(13) =199625a(14) =6318625a(15) =-1890875a(16) =-59850875a(17) =17910625a(18) =566915625a(19) =-169651875a(20) =-5369901875a(21) =1606965625a(22) =50864440625a(23) =-15221396875a(24) =-481794896875a(25) =144179140625