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 | 1120 |
3 | 110880 |
4 | 1441440 |
5 | 5189184 |
6 | 58605120 |
7 | 349949600 |
8 | 639381600 |
9 | 3765731200 |
10 | 12841684128 |
11 | 136367431200 |
12 | 1442885004000 |
13 | 4895245266912 |
14 | 28461435424576 |
15 | 51671930508000 |
16 | 300266024938880 |
17 | 3166522452945280 |
18 | 10732052830603104 |