31 | X | 1 | = | 31 |
31 | X | 2 | = | 62 |
31 | X | 3 | = | 93 |
31 | X | 4 | = | 124 |
31 | X | 5 | = | 155 |
31 | X | 6 | = | 186 |
31 | X | 7 | = | 217 |
31 | X | 8 | = | 248 |
31 | X | 9 | = | 279 |
31 | X | 10 | = | 310 |
31 | X | 11 | = | 341 |
31 | X | 12 | = | 372 |
31 | X | 13 | = | 403 |
31 | X | 14 | = | 434 |
31 | X | 15 | = | 465 |
31 | X | 16 | = | 496 |
31 | X | 17 | = | 527 |
31 | X | 18 | = | 558 |
31 | X | 19 | = | 589 |
31 | X | 20 | = | 620 |