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 | 3 |
| 5 | 5 |
| 6 | 15 |
| 7 | 30 |
| 8 | 40 |
| 9 | 50 |
| 10 | 103 |
| 11 | 105 |
| 12 | 115 |
| 13 | 130 |
| 14 | 140 |
| 15 | 150 |
| 16 | 204 |
| 17 | 214 |
| 18 | 240 |
| 19 | 250 |
| 20 | 316 |
| 21 | 317 |
| 22 | 325 |