Multiples of 21 up to 400
| 21 | 42 | 63 | 84 | 105 | 126 | 147 | 168 | 189 | 210 |
| 231 | 252 | 273 | 294 | 315 | 336 | 357 | 378 | 399 | 420 |
Multiples of 21 up to 5000
| 441 | 462 | 483 | 504 | 525 | 546 | 567 | 588 | 609 | 630 |
| 651 | 672 | 693 | 714 | 735 | 756 | 777 | 798 | 819 | 840 |
| 861 | 882 | 903 | 924 | 945 | 966 | 987 | 1008 | 1029 | 1050 |
| 1071 | 1092 | 1113 | 1134 | 1155 | 1176 | 1197 | 1218 | 1239 | 1260 |
| 1281 | 1302 | 1323 | 1344 | 1365 | 1386 | 1407 | 1428 | 1449 | 1470 |
| 1491 | 1512 | 1533 | 1554 | 1575 | 1596 | 1617 | 1638 | 1659 | 1680 |
| 1701 | 1722 | 1743 | 1764 | 1785 | 1806 | 1827 | 1848 | 1869 | 1890 |
| 1911 | 1932 | 1953 | 1974 | 1995 | 2016 | 2037 | 2058 | 2079 | 2100 |
| 2121 | 2142 | 2163 | 2184 | 2205 | 2226 | 2247 | 2268 | 2289 | 2310 |
| 2331 | 2352 | 2373 | 2394 | 2415 | 2436 | 2457 | 2478 | 2499 | 2520 |
| 2541 | 2562 | 2583 | 2604 | 2625 | 2646 | 2667 | 2688 | 2709 | 2730 |
| 2751 | 2772 | 2793 | 2814 | 2835 | 2856 | 2877 | 2898 | 2919 | 2940 |
| 2961 | 2982 | 3003 | 3024 | 3045 | 3066 | 3087 | 3108 | 3129 | 3150 |
| 3171 | 3192 | 3213 | 3234 | 3255 | 3276 | 3297 | 3318 | 3339 | 3360 |
| 3381 | 3402 | 3423 | 3444 | 3465 | 3486 | 3507 | 3528 | 3549 | 3570 |
| 3591 | 3612 | 3633 | 3654 | 3675 | 3696 | 3717 | 3738 | 3759 | 3780 |
| 3801 | 3822 | 3843 | 3864 | 3885 | 3906 | 3927 | 3948 | 3969 | 3990 |
| 4011 | 4032 | 4053 | 4074 | 4095 | 4116 | 4137 | 4158 | 4179 | 4200 |
| 4221 | 4242 | 4263 | 4284 | 4305 | 4326 | 4347 | 4368 | 4389 | 4410 |
| 4431 | 4452 | 4473 | 4494 | 4515 | 4536 | 4557 | 4578 | 4599 | 4620 |
| 4641 | 4662 | 4683 | 4704 | 4725 | 4746 | 4767 | 4788 | 4809 | 4830 |
| 4851 | 4872 | 4893 | 4914 | 4935 | 4956 | 4977 | 4998 | 5019 | 5040 |