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 | 0 |
| 2 | 1 |
| 3 | 1 |
| 4 | 2 |
| 5 | 1 |
| 6 | 3 |
| 7 | 3 |
| 8 | 5 |
| 9 | 7 |
| 10 | 11 |
| 11 | 16 |
| 12 | 24 |
| 13 | 37 |
| 14 | 55 |
| 15 | 84 |
| 16 | 126 |
| 17 | 198 |
| 18 | 297 |
| 19 | 458 |
| 20 | 704 |
| 21 | 1087 |
| 22 | 1674 |
| 23 | 2602 |
| 24 | 4029 |
| 25 | 6263 |
| 26 | 9738 |
| 27 | 15186 |
| 28 | 23705 |
| 29 | 36981 |
| 30 | 57909 |
| 31 | 90550 |
| 32 | 142033 |
| 33 | 222855 |
| 34 | 349862 |
| 35 | 549903 |
| 36 | 865019 |
| 37 | 1361581 |
| 38 | 2145191 |
| 39 | 3381318 |
| 40 | 5334509 |
| 41 | 8419527 |
| 42 | 13298631 |