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) |
---|---|
1 | 3 |
2 | 868 |
3 | 137683728 |
4 | 33559369419469824 |
5 | 30814027871378630714538393600 |
6 | 228763757339598304909903916639768291573760000 |
7 | 26160851477909352213716196682766580796112417641624416288768000000 |