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 | 5 |
| 3 | 5 |
| 4 | 5 |
| 5 | 5 |
| 6 | 17 |
| 7 | 9 |
| 8 | 65 |
| 9 | 93 |
| 10 | 129 |
| 11 | 627 |
| 12 | 111 |
| 13 | 407 |
| 14 | 795 |
| 15 | 377 |
| 16 | 1509 |
| 17 | 257 |
| 18 | 5207 |
| 19 | 1233 |
| 20 | 8537 |
| 21 | 3917 |
| 22 | 20253 |
| 23 | 4613 |
| 24 | 15435 |
| 25 | 5619 |
| 26 | 43823 |