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 | 6 |
| 2 | 144 |
| 3 | 13824 |
| 4 | 5308416 |
| 5 | 8153726976 |
| 6 | 50096498540544 |
| 7 | 1231171548132409344 |
| 8 | 121029087867608368152576 |
| 9 | 47590573814949492091483324416 |
| 10 | 74853500292876717928978827574247424 |