a(n) = n^3 + 2.

Terms

a(0) =2a(1) =3a(2) =10a(3) =29a(4) =66a(5) =127a(6) =218a(7) =345a(8) =514a(9) =731a(10) =1002a(11) =1333a(12) =1730a(13) =2199a(14) =2746a(15) =3377a(16) =4098a(17) =4915a(18) =5834a(19) =6861a(20) =8002a(21) =9263a(22) =10650a(23) =12169a(24) =13826a(25) =15627a(26) =17578a(27) =19685a(28) =21954a(29) =24391