| 988 | X | 1 | = | 988 |
| 988 | X | 2 | = | 1976 |
| 988 | X | 3 | = | 2964 |
| 988 | X | 4 | = | 3952 |
| 988 | X | 5 | = | 4940 |
| 988 | X | 6 | = | 5928 |
| 988 | X | 7 | = | 6916 |
| 988 | X | 8 | = | 7904 |
| 988 | X | 9 | = | 8892 |
| 988 | X | 10 | = | 9880 |
| 988 | X | 11 | = | 10868 |
| 988 | X | 12 | = | 11856 |
| 988 | X | 13 | = | 12844 |
| 988 | X | 14 | = | 13832 |
| 988 | X | 15 | = | 14820 |
| 988 | X | 16 | = | 15808 |
| 988 | X | 17 | = | 16796 |
| 988 | X | 18 | = | 17784 |
| 988 | X | 19 | = | 18772 |
| 988 | X | 20 | = | 19760 |