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 | 0 |
2 | 6 |
3 | 9 |
4 | 600 |
5 | 3510 |
6 | 204372 |
7 | 2617020 |
8 | 152727936 |
9 | 3319236144 |
10 | 203151929040 |
11 | 6485780434320 |
12 | 425284393933440 |
13 | 18190896271479360 |
14 | 1291781802823916544 |
15 | 69545182272420909600 |
16 | 5374429456543444177920 |
17 | 348502600060029871948800 |
18 | 29344904433432469953368064 |