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) |
---|---|
8 | 8 |
9 | 4536 |
10 | 695520 |
11 | 61538400 |
12 | 4041576000 |
13 | 221759778240 |
14 | 10852244282880 |
15 | 492871809830400 |
16 | 21317707547136000 |
17 | 893639962575360000 |
18 | 36758908512752025600 |
19 | 1496966633049426739200 |
20 | 60752381255663505408000 |
21 | 2469167757848774062080000 |
22 | 100876656745052194406400000 |