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 | 0 |
| 2 | 1 |
| 3 | 29 |
| 4 | 100 |
| 5 | 182 |
| 6 | 484 |
| 7 | 902 |
| 8 | 2116 |
| 9 | 4034 |
| 10 | 8836 |
| 11 | 17138 |
| 12 | 36100 |
| 13 | 70850 |
| 14 | 145924 |
| 15 | 288578 |
| 16 | 586756 |