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 | 2 |
2 | 4 |
3 | 8 |
4 | 88 |
5 | 252 |
6 | 2112 |
7 | 2112 |
8 | 2112 |
9 | 4224 |
10 | 8448 |
11 | 48384 |
12 | 48384 |
13 | 405504 |
14 | 405504 |
15 | 405504 |
16 | 40955904 |
17 | 677707776 |
18 | 677707776 |
19 | 677707776 |
20 | 677707776 |
21 | 677574475776 |
22 | 677574475776 |
23 | 42833977933824 |
24 | 6929958668599296 |