Ninth column (k=8) of septinomial array A063265.

Terms

a(0) =5a(1) =36a(2) =149a(3) =470a(4) =1251a(5) =2954a(6) =6371a(7) =12789a(8) =24210a(9) =43637a(10) =75438a(11) =125801a(12) =203294a(13) =319545a(14) =490058a(15) =735182a(16) =1081251a(17) =1561914a(18) =2219675a(19) =3107664a(20) =4291661a(21) =5852396a(22) =7888149a(23) =10517675a(24) =13883480a(25) =18155475a(26) =23535036