This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 12 |
| 3 | 24 |
| 4 | 48 |
| 5 | 60 |
| 6 | 192 |
| 7 | 144 |
| 8 | 120 |
| 9 | 180 |
| 10 | 336 |
| 11 | 240 |
| 12 | 630 |
| 13 | 420 |
| 14 | 360 |
| 15 | 900 |
| 16 | 1344 |
| 17 | 960 |
| 18 | 1008 |
| 19 | 720 |
| 20 | 840 |
| 21 | 2340 |
| 22 | 1980 |
| 23 | 1260 |
| 24 | 1440 |
| 25 | 3120 |
| 26 | 2640 |
| 27 | 1680 |
| 28 | 4032 |
| 29 | 2880 |
| 30 | 6840 |
| 31 | 3600 |
| 32 | 4620 |
| 33 | 3780 |
| 34 | 2520 |
| 35 | 6480 |
| 36 | 11700 |
| 37 | 8820 |
| 38 | 6300 |
| 39 | 7200 |
| 40 | 10560 |
| 41 | 6720 |
| 42 | 12240 |
| 43 | 9360 |
| 44 | 7920 |
| 45 | 5040 |
| 46 | 10920 |
| 47 | 9240 |