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 | 24 |
| 2 | 120 |
| 3 | 140 |
| 4 | 528 |
| 5 | 2184 |
| 6 | 2975 |
| 7 | 3146 |
| 8 | 3230 |
| 9 | 3740 |
| 10 | 4180 |
| 11 | 4840 |
| 12 | 5720 |
| 13 | 6498 |
| 14 | 11745 |
| 15 | 15686 |
| 16 | 16800 |
| 17 | 19635 |
| 18 | 20449 |
| 19 | 25270 |
| 20 | 28880 |
| 21 | 30618 |
| 22 | 31200 |
| 23 | 31434 |
| 24 | 33264 |
| 25 | 34075 |
| 26 | 41310 |
| 27 | 43355 |
| 28 | 44590 |
| 29 | 50232 |
| 30 | 60835 |
| 31 | 61236 |
| 32 | 61731 |
| 33 | 62234 |