Expansion of (1 + 4*x - 20*x^2 + 8*x^3 + 33*x^4 - 4*x^5 - 33*x^6)/(1 - 2*x)^4.

Terms

a(0) =1a(1) =12a(2) =52a(3) =168a(4) =497a(5) =1412a(6) =3879a(7) =10360a(8) =27016a(9) =69024a(10) =173264a(11) =428288a(12) =1044480a(13) =2516992a(14) =6001408a(15) =14174208a(16) =33191936a(17) =77127680a(18) =177967104a(19) =408027136a(20) =930021376a(21) =2108424192a(22) =4756275200a(23) =10680270848a(24) =23880794112a(25) =53185871872a(26) =118016180224a(27) =260969594880a(28) =575223627776