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 | 18 |
2 | 127 |
3 | 1548 |
4 | 16834 |
5 | 70211956 |
6 | 342172570 |