Tabla del -4020
| -4020 | X | 1 | = | -4020 |
| -4020 | X | 2 | = | -8040 |
| -4020 | X | 3 | = | -12060 |
| -4020 | X | 4 | = | -16080 |
| -4020 | X | 5 | = | -20100 |
| -4020 | X | 6 | = | -24120 |
| -4020 | X | 7 | = | -28140 |
| -4020 | X | 8 | = | -32160 |
| -4020 | X | 9 | = | -36180 |
| -4020 | X | 10 | = | -40200 |
| -4020 | X | 1 | = | -4020 |
| -4020 | X | 2 | = | -8040 |
| -4020 | X | 3 | = | -12060 |
| -4020 | X | 4 | = | -16080 |
| -4020 | X | 5 | = | -20100 |
| -4020 | X | 6 | = | -24120 |
| -4020 | X | 7 | = | -28140 |
| -4020 | X | 8 | = | -32160 |
| -4020 | X | 9 | = | -36180 |
| -4020 | X | 10 | = | -40200 |