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

Terms

a(0) =1a(1) =2a(2) =3a(3) =4a(4) =21a(5) =58a(6) =151a(7) =392a(8) =1037a(9) =2718a(10) =7115a(11) =18624a(12) =48769a(13) =127682a(14) =334275a(15) =875140a(16) =2291157a(17) =5998330a(18) =15703831a(19) =41113160a(20) =107635661a(21) =281793822a(22) =737745803a(23) =1931443584a(24) =5056584961a(25) =13238311298a(26) =34658348931a(27) =90736735492a(28) =237551857557