Expansion of (1-x^9 ) / (1-x)^9.

Terms

a(0) =1a(1) =9a(2) =45a(3) =165a(4) =495a(5) =1287a(6) =3003a(7) =6435a(8) =12870a(9) =24309a(10) =43749a(11) =75537a(12) =125805a(13) =202995a(14) =318483a(15) =487311a(16) =729036a(17) =1068705a(18) =1537965a(19) =2176317a(20) =3032523a(21) =4166175a(22) =5649435a(23) =7568955a(24) =10027986a(25) =13148685a(26) =17074629a(27) =21973545a(28) =28040265a(29) =35499915