Expansion of (1 + 10*x + 20*x^2 + 10*x^3 + x^4)/(1-x)^5.

Terms

a(0) =1a(1) =15a(2) =85a(3) =295a(4) =771a(5) =1681a(6) =3235a(7) =5685a(8) =9325a(9) =14491a(10) =21561a(11) =30955a(12) =43135a(13) =58605a(14) =77911a(15) =101641a(16) =130425a(17) =164935a(18) =205885a(19) =254031a(20) =310171a(21) =375145a(22) =449835a(23) =535165a(24) =632101a(25) =741651a(26) =864865a(27) =1002835a(28) =1156695a(29) =1327621