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) |
|---|---|
| 2 | 1 |
| 3 | 7 |
| 4 | 6 |
| 5 | 29 |
| 6 | 133 |
| 7 | 350 |
| 8 | 552 |
| 9 | 224 |
| 10 | 826 |
| 11 | 580 |
| 12 | 2864 |
| 13 | 7279 |
| 14 | 6504 |
| 15 | 12103 |