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 | 12 |
| 2 | 48 |
| 3 | 132 |
| 4 | 288 |
| 5 | 540 |
| 6 | 912 |
| 7 | 1428 |
| 8 | 2112 |
| 9 | 2988 |
| 10 | 4080 |
| 11 | 5412 |
| 12 | 7008 |
| 13 | 8892 |
| 14 | 11088 |
| 15 | 13620 |
| 16 | 16512 |
| 17 | 19788 |
| 18 | 23472 |
| 19 | 27588 |
| 20 | 32160 |
| 21 | 37212 |
| 22 | 42768 |
| 23 | 48852 |
| 24 | 55488 |
| 25 | 62700 |
| 26 | 70512 |
| 27 | 78948 |
| 28 | 88032 |
| 29 | 97788 |
| 30 | 108240 |
| 31 | 119412 |
| 32 | 131328 |
| 33 | 144012 |
| 34 | 157488 |
| 35 | 171780 |
| 36 | 186912 |
| 37 | 202908 |
| 38 | 219792 |
| 39 | 237588 |