Expansion of x*(11+20*x)/((1-x)*(1-10*x^2)).

Terms

a(0) =0a(1) =11a(2) =31a(3) =141a(4) =341a(5) =1441a(6) =3441a(7) =14441a(8) =34441a(9) =144441a(10) =344441a(11) =1444441a(12) =3444441a(13) =14444441a(14) =34444441a(15) =144444441a(16) =344444441a(17) =1444444441a(18) =3444444441a(19) =14444444441a(20) =34444444441a(21) =144444444441a(22) =344444444441