Tabla del -2131
| -2131 | X | 1 | = | -2131 |
| -2131 | X | 2 | = | -4262 |
| -2131 | X | 3 | = | -6393 |
| -2131 | X | 4 | = | -8524 |
| -2131 | X | 5 | = | -10655 |
| -2131 | X | 6 | = | -12786 |
| -2131 | X | 7 | = | -14917 |
| -2131 | X | 8 | = | -17048 |
| -2131 | X | 9 | = | -19179 |
| -2131 | X | 10 | = | -21310 |
| -2131 | X | 1 | = | -2131 |
| -2131 | X | 2 | = | -4262 |
| -2131 | X | 3 | = | -6393 |
| -2131 | X | 4 | = | -8524 |
| -2131 | X | 5 | = | -10655 |
| -2131 | X | 6 | = | -12786 |
| -2131 | X | 7 | = | -14917 |
| -2131 | X | 8 | = | -17048 |
| -2131 | X | 9 | = | -19179 |
| -2131 | X | 10 | = | -21310 |