| 21 | x | 1 | = | 21 |
| 21 | x | 2 | = | 42 |
| 21 | x | 3 | = | 63 |
| 21 | x | 4 | = | 84 |
| 21 | x | 5 | = | 105 |
| 21 | x | 6 | = | 126 |
| 21 | x | 7 | = | 147 |
| 21 | x | 8 | = | 168 |
| 21 | x | 9 | = | 189 |
| 21 | x | 10 | = | 210 |
| 21 | x | 11 | = | 231 |
| 21 | x | 12 | = | 252 |
| 21 | x | 13 | = | 273 |
| 21 | x | 14 | = | 294 |
| 21 | x | 15 | = | 315 |
| 21 | x | 16 | = | 336 |
| 21 | x | 17 | = | 357 |
| 21 | x | 18 | = | 378 |
| 21 | x | 19 | = | 399 |
| 21 | x | 20 | = | 420 |
| 21 | x | 21 | = | 441 |
| 21 | x | 22 | = | 462 |
| 21 | x | 23 | = | 483 |
| 21 | x | 24 | = | 504 |
| 21 | x | 25 | = | 525 |
| 21 | x | 26 | = | 546 |
| 21 | x | 27 | = | 567 |
| 21 | x | 28 | = | 588 |
| 21 | x | 29 | = | 609 |
| 21 | x | 30 | = | 630 |
| 21 | x | 31 | = | 651 |
| 21 | x | 32 | = | 672 |
| 21 | x | 33 | = | 693 |
| 21 | x | 34 | = | 714 |
| 21 | x | 35 | = | 735 |
| 21 | x | 36 | = | 756 |
| 21 | x | 37 | = | 777 |
| 21 | x | 38 | = | 798 |
| 21 | x | 39 | = | 819 |
| 21 | x | 40 | = | 840 |
| 21 | x | 41 | = | 861 |
| 21 | x | 42 | = | 882 |
| 21 | x | 43 | = | 903 |
| 21 | x | 44 | = | 924 |
| 21 | x | 45 | = | 945 |
| 21 | x | 46 | = | 966 |
| 21 | x | 47 | = | 987 |
| 21 | x | 48 | = | 1008 |
| 21 | x | 49 | = | 1029 |
| 21 | x | 50 | = | 1050 |
| 21 | x | 51 | = | 1071 |
| 21 | x | 52 | = | 1092 |
| 21 | x | 53 | = | 1113 |
| 21 | x | 54 | = | 1134 |
| 21 | x | 55 | = | 1155 |
| 21 | x | 56 | = | 1176 |
| 21 | x | 57 | = | 1197 |
| 21 | x | 58 | = | 1218 |
| 21 | x | 59 | = | 1239 |
| 21 | x | 60 | = | 1260 |
| 21 | x | 61 | = | 1281 |
| 21 | x | 62 | = | 1302 |
| 21 | x | 63 | = | 1323 |
| 21 | x | 64 | = | 1344 |
| 21 | x | 65 | = | 1365 |
| 21 | x | 66 | = | 1386 |
| 21 | x | 67 | = | 1407 |
| 21 | x | 68 | = | 1428 |
| 21 | x | 69 | = | 1449 |
| 21 | x | 70 | = | 1470 |
| 21 | x | 71 | = | 1491 |
| 21 | x | 72 | = | 1512 |
| 21 | x | 73 | = | 1533 |
| 21 | x | 74 | = | 1554 |
| 21 | x | 75 | = | 1575 |
| 21 | x | 76 | = | 1596 |