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

Terms

a(0) =0a(1) =1a(2) =3a(3) =11a(4) =43a(5) =187a(6) =859a(7) =4059a(8) =19419a(9) =93403a(10) =450267a(11) =2172635a(12) =10487515a(13) =50632411a(14) =244463323a(15) =1180350171a(16) =5699188443a(17) =27518023387a(18) =132868585179a(19) =641545909979