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 | 36 |
| 4 | 48 |
| 5 | 150 |
| 6 | 192 |
| 7 | 432 |
| 8 | 324 |
| 9 | 392 |
| 10 | 768 |
| 11 | 1728 |
| 12 | 1800 |
| 13 | 1452 |
| 14 | 3888 |
| 15 | 3072 |
| 16 | 2916 |
| 17 | 2366 |
| 18 | 4704 |
| 19 | 3750 |
| 20 | 5400 |
| 21 | 6912 |
| 22 | 7200 |
| 23 | 5202 |
| 24 | 7220 |
| 25 | 15552 |
| 26 | 12288 |
| 27 | 14112 |
| 28 | 17424 |
| 29 | 18816 |
| 30 | 12696 |
| 31 | 27648 |
| 32 | 28800 |
| 33 | 19208 |
| 34 | 34992 |
| 35 | 28392 |
| 36 | 26244 |
| 37 | 25230 |
| 38 | 45000 |
| 39 | 64800 |
| 40 | 30752 |
| 41 | 48600 |
| 42 | 62208 |
| 43 | 49152 |