Sum of the divisors of n^3 - 1.

Terms

a(0) =8a(1) =42a(2) =104a(3) =224a(4) =264a(5) =780a(6) =592a(7) =1680a(8) =1520a(9) =2880a(10) =1896a(11) =5642a(12) =2968a(13) =5808a(14) =8736a(15) =9548a(16) =7200a(17) =15360a(18) =8440a(19) =19488a(20) =19032a(21) =23040a(22) =14448a(23) =49920a(24) =23560a(25) =31836a(26) =32912a(27) =53312a(28) =34200a(29) =77688