Expansion of (1-x+8x^2)/((1-x)(1-2x)) .

Terms

a(0) =1a(1) =2a(2) =12a(3) =32a(4) =72a(5) =152a(6) =312a(7) =632a(8) =1272a(9) =2552a(10) =5112a(11) =10232a(12) =20472a(13) =40952a(14) =81912a(15) =163832a(16) =327672a(17) =655352a(18) =1310712a(19) =2621432a(20) =5242872a(21) =10485752a(22) =20971512a(23) =41943032a(24) =83886072a(25) =167772152a(26) =335544312a(27) =671088632a(28) =1342177272a(29) =2684354552