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 | 104 |
3 | 70200 |
4 | 47314800 |
5 | 31890105104 |
6 | 21493883525400 |
7 | 14486845606014600 |
8 | 9764112444570315104 |
9 | 6580997300794786365600 |
10 | 4435582416623241440099400 |
11 | 2989575967806763935840630104 |
12 | 2014969766719342269515144590800 |
13 | 1358086633192868882889271613569200 |