Tabla del 257
| 257 | X | 1 | = | 257 |
| 257 | X | 2 | = | 514 |
| 257 | X | 3 | = | 771 |
| 257 | X | 4 | = | 1028 |
| 257 | X | 5 | = | 1285 |
| 257 | X | 6 | = | 1542 |
| 257 | X | 7 | = | 1799 |
| 257 | X | 8 | = | 2056 |
| 257 | X | 9 | = | 2313 |
| 257 | X | 10 | = | 2570 |
| 257 | X | 1 | = | 257 |
| 257 | X | 2 | = | 514 |
| 257 | X | 3 | = | 771 |
| 257 | X | 4 | = | 1028 |
| 257 | X | 5 | = | 1285 |
| 257 | X | 6 | = | 1542 |
| 257 | X | 7 | = | 1799 |
| 257 | X | 8 | = | 2056 |
| 257 | X | 9 | = | 2313 |
| 257 | X | 10 | = | 2570 |