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 | 3 |
| 2 | 9 |
| 3 | 22 |
| 4 | 46 |
| 5 | 86 |
| 6 | 148 |
| 7 | 239 |
| 8 | 367 |
| 9 | 546 |
| 10 | 806 |
| 11 | 1212 |
| 12 | 1896 |
| 13 | 3107 |
| 14 | 5285 |
| 15 | 9166 |
| 16 | 15926 |
| 17 | 27386 |
| 18 | 46326 |
| 19 | 77008 |
| 20 | 126100 |
| 21 | 204345 |
| 22 | 329557 |
| 23 | 531883 |
| 24 | 862787 |
| 25 | 1409973 |
| 26 | 2321625 |
| 27 | 3845207 |
| 28 | 6389207 |
| 29 | 10621657 |
| 30 | 17628795 |
| 31 | 29173804 |
| 32 | 48123884 |
| 33 | 79161386 |
| 34 | 129972892 |