| 981 | X | 1 | = | 981 |
| 981 | X | 2 | = | 1962 |
| 981 | X | 3 | = | 2943 |
| 981 | X | 4 | = | 3924 |
| 981 | X | 5 | = | 4905 |
| 981 | X | 6 | = | 5886 |
| 981 | X | 7 | = | 6867 |
| 981 | X | 8 | = | 7848 |
| 981 | X | 9 | = | 8829 |
| 981 | X | 10 | = | 9810 |
| 981 | X | 11 | = | 10791 |
| 981 | X | 12 | = | 11772 |
| 981 | X | 13 | = | 12753 |
| 981 | X | 14 | = | 13734 |
| 981 | X | 15 | = | 14715 |
| 981 | X | 16 | = | 15696 |
| 981 | X | 17 | = | 16677 |
| 981 | X | 18 | = | 17658 |
| 981 | X | 19 | = | 18639 |
| 981 | X | 20 | = | 19620 |