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) |
|---|---|
| 6 | 1 |
| 7 | 2 |
| 8 | 5 |
| 9 | 12 |
| 10 | 28 |
| 11 | 64 |
| 12 | 143 |
| 13 | 315 |
| 14 | 687 |
| 15 | 1485 |
| 16 | 3186 |
| 17 | 6792 |
| 18 | 14401 |
| 19 | 30391 |
| 20 | 63872 |
| 21 | 133751 |
| 22 | 279177 |
| 23 | 581040 |
| 24 | 1206151 |
| 25 | 2497895 |
| 26 | 5161982 |
| 27 | 10646564 |
| 28 | 21919161 |
| 29 | 45052841 |
| 30 | 92461171 |
| 31 | 189489255 |
| 32 | 387830160 |
| 33 | 792810956 |
| 34 | 1618840800 |
| 35 | 3301999647 |