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) |
|---|---|
| 3 | 1 |
| 4 | 1 |
| 5 | 3 |
| 6 | 4 |
| 7 | 6 |
| 8 | 8 |
| 9 | 10 |
| 10 | 24 |
| 11 | 24 |
| 12 | 48 |
| 13 | 30 |
| 14 | 87 |
| 15 | 116 |
| 16 | 226 |
| 17 | 383 |
| 18 | 83 |
| 19 | 342 |
| 20 | 527 |
| 21 | 1283 |
| 22 | 2663 |
| 23 | 6196 |
| 24 | 257 |
| 25 | 1324 |
| 26 | 2644 |
| 27 | 6644 |
| 28 | 17613 |
| 29 | 55468 |
| 30 | 177083 |