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 | 2 |
2 | 18 |
3 | 1350 |
4 | 24806250 |
5 | 94588417300781250 |
6 | 117849324069921797604001373181152343750 |
7 | 527608657124852026883960737403192593816085584608183988660956158325750160217285156250 |