Expansion of (1 + 6*x + x^2 + 12*x^3 - 2*x^4)/((1 - x)^4*(1 + x)^3).

Terms

a(0) =1a(1) =7a(2) =11a(3) =41a(4) =48a(5) =120a(6) =130a(7) =262a(8) =275a(9) =485a(10) =501a(11) =807a(12) =826a(13) =1246a(14) =1268a(15) =1820a(16) =1845a(17) =2547a(18) =2575a(19) =3445a(20) =3476a(21) =4532a(22) =4566a(23) =5826a(24) =5863a(25) =7345a(26) =7385a(27) =9107a(28) =9150a(29) =11130