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 | 8 |
| 2 | 71 |
| 3 | 778 |
| 4 | 12125 |
| 5 | 284012 |
| 6 | 9241891 |
| 7 | 378595022 |
| 8 | 18409947641 |
| 9 | 1029827400400 |
| 10 | 64998958518719 |
| 11 | 4565303338264082 |
| 12 | 353016345110857429 |
| 13 | 29793105387299603252 |
| 14 | 2724646021507044539675 |
| 15 | 268374407984059193374678 |