Ceiling((n+1/n)^8).

Terms

a(0) =256a(1) =1526a(2) =15242a(3) =106442a(4) =534598a(5) =2091240a(6) =6776037a(7) =18992711a(8) =47486564a(9) =108285671a(10) =228948164a(11) =454458311a(12) =855154436a(13) =1537112039a(14) =2655445796a(15) =4431034439a(16) =7171212836a(17) =11295015911a(18) =17363599364a(19) =26116502471a(20) =38514458564a(21) =55789499111a(22) =79503137636a(23) =111613460039