Expansion of (1+5*x)/(1-x)^10.

Terms

a(0) =1a(1) =15a(2) =105a(3) =495a(4) =1815a(5) =5577a(6) =15015a(7) =36465a(8) =81510a(9) =170170a(10) =335478a(11) =629850a(12) =1133730a(13) =1967070a(14) =3304290a(15) =5393454a(16) =8580495a(17) =13339425a(18) =20309575a(19) =30341025a(20) =44549505a(21) =64382175a(22) =91695825a(23) =128849175a(24) =178811100a(25) =245286756a(26) =332863740a(27) =447180580