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) |
---|---|
3 | 1 |
4 | 80 |
5 | 9520 |
6 | 1786400 |
7 | 493292800 |
8 | 189065676800 |
9 | 96179539456000 |
10 | 62739188255744000 |
11 | 51070871935283200000 |
12 | 50753775178192486400000 |
13 | 60478693661116393062400000 |
14 | 85121458839683971088384000000 |
15 | 139713174879733993267265536000000 |
16 | 264509913735543445488643604480000000 |