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) |
|---|---|
| 5 | 1 |
| 6 | 2 |
| 7 | 14 |
| 8 | 49 |
| 9 | 131 |
| 10 | 248 |
| 11 | 410 |
| 12 | 531 |
| 13 | 601 |
| 14 | 566 |
| 15 | 474 |
| 16 | 336 |
| 17 | 222 |
| 18 | 124 |
| 19 | 67 |
| 20 | 32 |
| 21 | 16 |
| 22 | 6 |
| 23 | 3 |
| 24 | 1 |
| 25 | 1 |