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 | 0 |
2 | 0 |
3 | 112 |
4 | 33600 |
5 | 17387776 |
6 | 25992336384 |
7 | 82647777759232 |
8 | 833357980338831360 |
9 | 28526490693606372081664 |
10 | 3614600380702981731403431936 |
11 | 1544913993707932218852890836467712 |