Analysis of Cubic Residue over Z
7
Cubic residue (CR)
x such that x
3
= CR mod 7
Occurance
0
0
1
1
1, 2, 4
3
6
3, 5, 6
3
Occurance
Cubic residues
Total CRs with same occurance
1
0
1
3
1, 6
2
Total Cubic Residues = 3