Expansion of (1-3*x)/(1-6*x+18*x^2).

Terms

a(0) =1a(1) =3a(2) =0a(3) =-54a(4) =-324a(5) =-972a(6) =0a(7) =17496a(8) =104976a(9) =314928a(10) =0a(11) =-5668704a(12) =-34012224a(13) =-102036672a(14) =0a(15) =1836660096a(16) =11019960576a(17) =33059881728a(18) =0a(19) =-595077871104a(22) =0