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 | 1 |
| 2 | 2 |
| 3 | 4 |
| 4 | 6 |
| 5 | 8 |
| 6 | 13 |
| 7 | 15 |
| 8 | 39 |
| 9 | 169 |
| 10 | 184 |
| 11 | 228 |
| 12 | 255 |
| 13 | 279 |
| 14 | 632 |
| 15 | 2230 |
| 16 | 2238 |
| 17 | 2606 |
| 18 | 3286 |
| 19 | 4604 |
| 20 | 4958 |
| 21 | 4964 |
| 22 | 6016 |
| 23 | 8726 |
| 24 | 9813 |
| 25 | 16201 |
| 26 | 16878 |
| 27 | 26989 |
| 28 | 55372 |
| 29 | 72631 |