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 | 112 |
| 2 | 1961 |
| 3 | 12544 |
| 4 | 57585 |
| 5 | 177648 |
| 6 | 484297 |
| 7 | 1079680 |
| 8 | 2256929 |
| 9 | 4207600 |
| 10 | 7537641 |
| 11 | 12554112 |
| 12 | 20344081 |
| 13 | 31352944 |
| 14 | 47355785 |
| 15 | 68954368 |
| 16 | 98858817 |
| 17 | 137838960 |
| 18 | 189828649 |
| 19 | 255769600 |
| 20 | 341151281 |
| 21 | 447081712 |
| 22 | 580982601 |
| 23 | 744111744 |
| 24 | 946245985 |