| 1521 | X | 1 | = | 1521 |
| 1521 | X | 2 | = | 3042 |
| 1521 | X | 3 | = | 4563 |
| 1521 | X | 4 | = | 6084 |
| 1521 | X | 5 | = | 7605 |
| 1521 | X | 6 | = | 9126 |
| 1521 | X | 7 | = | 10647 |
| 1521 | X | 8 | = | 12168 |
| 1521 | X | 9 | = | 13689 |
| 1521 | X | 10 | = | 15210 |
| 1521 | X | 11 | = | 16731 |
| 1521 | X | 12 | = | 18252 |
| 1521 | X | 13 | = | 19773 |
| 1521 | X | 14 | = | 21294 |
| 1521 | X | 15 | = | 22815 |
| 1521 | X | 16 | = | 24336 |
| 1521 | X | 17 | = | 25857 |
| 1521 | X | 18 | = | 27378 |
| 1521 | X | 19 | = | 28899 |
| 1521 | X | 20 | = | 30420 |