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 | 2 |
3 | 6 |
4 | 32 |
5 | 300 |
6 | 3624 |
7 | 52570 |
8 | 908928 |
9 | 18277560 |
10 | 417634080 |
11 | 10682763278 |
12 | 302517156864 |
13 | 9394763009060 |
14 | 317429118686848 |
15 | 11592017133950370 |
16 | 454961391572119552 |
17 | 19097430979664893168 |
18 | 853711115246721262080 |
19 | 40490675416206345889686 |
20 | 2030782746261324446228480 |