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) |
|---|---|
| 0 | 0 |
| 1 | 12 |
| 2 | 72 |
| 3 | 180 |
| 4 | 336 |
| 5 | 540 |
| 6 | 792 |
| 7 | 1092 |
| 8 | 1440 |
| 9 | 1836 |
| 10 | 2280 |
| 11 | 2772 |
| 12 | 3312 |
| 13 | 3900 |
| 14 | 4536 |
| 15 | 5220 |
| 16 | 5952 |
| 17 | 6732 |
| 18 | 7560 |
| 19 | 8436 |
| 20 | 9360 |
| 21 | 10332 |
| 22 | 11352 |
| 23 | 12420 |
| 24 | 13536 |
| 25 | 14700 |
| 26 | 15912 |
| 27 | 17172 |
| 28 | 18480 |
| 29 | 19836 |
| 30 | 21240 |
| 31 | 22692 |
| 32 | 24192 |
| 33 | 25740 |
| 34 | 27336 |
| 35 | 28980 |
| 36 | 30672 |
| 37 | 32412 |