Composite numbers such that the cube root of the sum of cubes of their prime factors is an integer.

Terms

a(0) =256a(1) =588a(2) =693a(3) =3840a(4) =6561a(5) =14157a(6) =17787a(7) =141960a(8) =178360a(9) =313600a(10) =337365a(11) =350000a(12) =387072a(13) =390625a(14) =407442a(15) =432000a(16) =466560a(17) =531674a(18) =535815a(19) =541310a(20) =664909a(21) =697851a(22) =1044582a(23) =1262056a(24) =1264640a(25) =1299272a(26) =1374327a(27) =1547570a(28) =1608575a(29) =1660360