a(n) = n^3 + 5.

Terms

a(0) =5a(1) =6a(2) =13a(3) =32a(4) =69a(5) =130a(6) =221a(7) =348a(8) =517a(9) =734a(10) =1005a(11) =1336a(12) =1733a(13) =2202a(14) =2749a(15) =3380a(16) =4101a(17) =4918a(18) =5837a(19) =6864a(20) =8005a(21) =9266a(22) =10653a(23) =12172a(24) =13829a(25) =15630a(26) =17581a(27) =19688a(28) =21957a(29) =24394