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) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 2 |
| 3 | 2 |
| 4 | 4 |
| 5 | 6 |
| 6 | 7 |
| 7 | 11 |
| 8 | 17 |
| 9 | 25 |
| 10 | 30 |
| 11 | 44 |
| 12 | 61 |
| 13 | 82 |
| 14 | 113 |
| 15 | 141 |
| 16 | 193 |
| 17 | 249 |
| 18 | 327 |
| 19 | 422 |
| 20 | 548 |
| 21 | 682 |
| 22 | 881 |
| 23 | 1106 |
| 24 | 1400 |
| 25 | 1751 |