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 | 1 |
| 2 | 94 |
| 3 | 729 |
| 4 | 15076 |
| 5 | 642457 |
| 6 | 53511471 |
| 7 | 8939918814 |
| 8 | 2723350958080 |
| 9 | 1541533772278182 |
| 10 | 1659137949188540410 |
| 11 | 3004476086657587282943 |
| 12 | 10324888948772382935056000 |
| 13 | 62412485736933252992029397897 |
| 14 | 625874099080778019949864563475382 |