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 | 0 |
| 1 | 1 |
| 2 | 14 |
| 3 | 169 |
| 4 | 2016 |
| 5 | 24025 |
| 6 | 286286 |
| 7 | 3411409 |
| 8 | 40650624 |
| 9 | 484396081 |
| 10 | 5772102350 |
| 11 | 68780832121 |
| 12 | 819597883104 |
| 13 | 9766393765129 |
| 14 | 116377127298446 |
| 15 | 1386759133816225 |
| 16 | 16524732478496256 |
| 17 | 196910030608138849 |