a(n) = n^4 + 64.

Terms

a(0) =64a(1) =65a(2) =80a(3) =145a(4) =320a(5) =689a(6) =1360a(7) =2465a(8) =4160a(9) =6625a(10) =10064a(11) =14705a(12) =20800a(13) =28625a(14) =38480a(15) =50689a(16) =65600a(17) =83585a(18) =105040a(19) =130385a(20) =160064a(21) =194545a(22) =234320a(23) =279905a(24) =331840a(25) =390689a(26) =457040a(27) =531505a(28) =614720a(29) =707345