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) |
---|---|
0 | 1 |
1 | 5 |
2 | 292 |
3 | 52020 |
4 | 9504288 |
5 | 29484180000 |
6 | 17168660000 |
7 | 801669704780000 |
8 | 35930841355360000 |
9 | 1250077234358967840000 |
10 | 36426677336311407264000 |
11 | 11464402743063221545440000 |
12 | 42860453128110714373355232000 |