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 | 1 |
2 | 2 |
3 | 6 |
4 | 24 |
5 | 120 |
6 | 360 |
7 | 2520 |
8 | 10080 |
9 | 30240 |
10 | 151200 |
11 | 1663200 |
12 | 1663200 |
13 | 21621600 |
14 | 151351200 |
15 | 151351200 |
16 | 605404800 |
17 | 10291881600 |
18 | 30875644800 |
19 | 586637251200 |
20 | 586637251200 |
21 | 586637251200 |
22 | 6453009763200 |
23 | 148419224553600 |
24 | 148419224553600 |
25 | 742096122768000 |
26 | 9647249595984000 |
27 | 28941748787952000 |