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 | 4 |
| 3 | 1 |
| 4 | 4 |
| 5 | 10 |
| 6 | 6 |
| 7 | 19 |
| 8 | 41 |
| 9 | 32 |
| 10 | 106 |
| 11 | 177 |
| 12 | 204 |
| 13 | 567 |
| 14 | 854 |
| 15 | 1301 |
| 16 | 3067 |
| 17 | 4579 |
| 18 | 8193 |
| 19 | 16931 |
| 20 | 26544 |
| 21 | 50620 |
| 22 | 96460 |
| 23 | 160794 |
| 24 | 309917 |
| 25 | 567494 |
| 26 | 993732 |
| 27 | 1895366 |
| 28 | 3426279 |
| 29 | 6187957 |
| 30 | 11638394 |
| 31 | 21056192 |
| 32 | 38635839 |
| 33 | 71892662 |
| 34 | 130796451 |
| 35 | 241549120 |
| 36 | 446677807 |