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 | 0 |
2 | 1 |
3 | 6 |
4 | 18 |
5 | 1032 |
6 | 16777344 |
7 | 288230376151842816 |
8 | 1393796574908163946345982392042721617379328 |