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 | 14 |
| 3 | 154 |
| 4 | 1196 |
| 5 | 14112 |
| 6 | 21888 |
| 7 | 53625 |
| 8 | 226512 |
| 9 | 279174 |
| 10 | 358435 |
| 11 | 821142 |
| 12 | 1222452 |
| 13 | 1665664 |
| 14 | 2228814 |
| 15 | 2454375 |
| 16 | 2614248 |
| 17 | 2872116 |
| 18 | 4425729 |
| 19 | 5751746 |
| 20 | 8653645 |
| 21 | 9551256 |
| 22 | 15261246 |
| 23 | 19427226 |
| 24 | 19644898 |
| 25 | 19775998 |
| 26 | 21271488 |
| 27 | 27676935 |
| 28 | 29591892 |
| 29 | 29956212 |
| 30 | 41878242 |
| 31 | 45574144 |