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 | 0 |
1 | 0 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 0 |
6 | 0 |
7 | 5040 |
8 | 181440 |
9 | 3780000 |
10 | 59875200 |
11 | 801496080 |
12 | 9574044480 |
13 | 105398092800 |
14 | 1091804313600 |
15 | 10794490827120 |
16 | 102896614941120 |
17 | 952741767650400 |
18 | 8617145057539200 |
19 | 76461500619902160 |
20 | 667855517349303360 |
21 | 5757691363157764800 |
22 | 49099453300298016000 |
23 | 414884142077935345200 |