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 | 1 |
| 2 | 10 |
| 3 | 11 |
| 4 | 33 |
| 5 | 88 |
| 6 | 132 |
| 7 | 341 |
| 8 | 505 |
| 9 | 1111 |
| 10 | 2828 |
| 11 | 10504 |
| 12 | 31512 |
| 13 | 34138 |
| 14 | 81103 |
| 15 | 152207 |
| 16 | 304414 |
| 17 | 1378751 |
| 18 | 2587519 |
| 19 | 2757502 |
| 20 | 5175038 |
| 21 | 126845092 |
| 22 | 486699103 |
| 23 | 883779391 |
| 24 | 973398206 |
| 25 | 1857177597 |
| 26 | 1942660159 |
| 27 | 3095295995 |
| 28 | 7307153656 |