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 | 0 |
| 2 | 1 |
| 3 | 3 |
| 4 | 5 |
| 5 | 11 |
| 6 | 15 |
| 7 | 21 |
| 8 | 87 |
| 9 | 99 |
| 10 | 281 |
| 11 | 497 |
| 12 | 2919 |
| 13 | 6849 |
| 14 | 7365 |
| 15 | 8483 |
| 16 | 49317 |
| 17 | 58611 |