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 | 1 |
2 | 40320 |
3 | 31088448777 |
4 | 50257106410291200 |
5 | 114196733016257979480401 |
6 | 315745472497043733378660720000 |
7 | 992004278721114611076713896739874457 |
8 | 3409699209687052091502059492845005192560640 |
9 | 12527584332978774512983761712826111596464807512481 |