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 | 2 |
| 4 | 3 |
| 5 | 4 |
| 6 | 11 |
| 7 | 14 |
| 8 | 16 |
| 9 | 92 |
| 10 | 133 |
| 11 | 153 |
| 12 | 378 |
| 13 | 448 |
| 14 | 785 |
| 15 | 1488 |
| 16 | 1915 |
| 17 | 2297 |
| 18 | 3286 |
| 19 | 4755 |
| 20 | 5825 |
| 21 | 7820 |
| 22 | 34442 |
| 23 | 34941 |