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 | 786240 |
4 | 397543795824 |
5 | 3153491495915040 |
6 | 2897591335142535360 |
7 | 709217913680036905200 |
8 | 70921407068068519599840 |
9 | 3718329027062088400988544 |
10 | 119720148366778311215868480 |
11 | 2633253678249157711210367520 |
12 | 42653023518489941374251310800 |