| 681 | x | 1 | = | 681 |
| 681 | x | 2 | = | 1362 |
| 681 | x | 3 | = | 2043 |
| 681 | x | 4 | = | 2724 |
| 681 | x | 5 | = | 3405 |
| 681 | x | 6 | = | 4086 |
| 681 | x | 7 | = | 4767 |
| 681 | x | 8 | = | 5448 |
| 681 | x | 9 | = | 6129 |
| 681 | x | 10 | = | 6810 |
| 681 | x | 11 | = | 7491 |
| 681 | x | 12 | = | 8172 |
| 681 | x | 13 | = | 8853 |
| 681 | x | 14 | = | 9534 |
| 681 | x | 15 | = | 10215 |
| 681 | x | 16 | = | 10896 |
| 681 | x | 17 | = | 11577 |
| 681 | x | 18 | = | 12258 |
| 681 | x | 19 | = | 12939 |
| 681 | x | 20 | = | 13620 |
| 681 | x | 21 | = | 14301 |
| 681 | x | 22 | = | 14982 |
| 681 | x | 23 | = | 15663 |
| 681 | x | 24 | = | 16344 |
| 681 | x | 25 | = | 17025 |
| 681 | x | 26 | = | 17706 |
| 681 | x | 27 | = | 18387 |
| 681 | x | 28 | = | 19068 |
| 681 | x | 29 | = | 19749 |
| 681 | x | 30 | = | 20430 |