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) |
---|---|
1 | 1 |
2 | 0 |
3 | 2 |
4 | 44 |
5 | 1008 |
6 | 34432 |
7 | 1629280 |
8 | 101401344 |
9 | 8030787968 |
10 | 788377273856 |
11 | 93933191303424 |
12 | 13350759115563520 |
13 | 2231133728986759168 |
14 | 433075048506207645696 |
15 | 96617322164029448916992 |
16 | 24549315871469898190266368 |
17 | 7047652261245574026565877760 |