| Power | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | |
|---|---|---|---|---|---|---|---|---|---|---|
| ord (1)=1 | 1 | |||||||||
| ord (3)=4 | 3 | 9 | 7 | 1 | ||||||
| ord (7)=4 | 7 | 9 | 3 | 1 | ||||||
| ord (9)=2 | 9 | 1 | ||||||||
| yellow | marks 1 (identity) |
| tomato | marks -1 |
| lightgray | means that identity was not achieved by powers of this element |
| lime | means that maximum order exceeded |
| φ(10) = 4 | |
| Maximal order is 4 | |