a(n) = n^3 plus sum of digits of n^3.

Terms

a(0) =2a(1) =16a(2) =36a(3) =74a(4) =133a(5) =225a(6) =353a(7) =520a(8) =747a(9) =1001a(10) =1339a(11) =1746a(12) =2216a(13) =2761a(14) =3393a(15) =4115a(16) =4930a(17) =5850a(18) =6887a(19) =8008a(20) =9279a(21) =10667a(22) =12184a(23) =13842a(24) =15644a(25) =17602a(26) =19710a(27) =21971a(28) =24415a(29) =27009