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 | 1 |
1 | 2 |
2 | 6 |
3 | 16 |
4 | 130 |
5 | 636 |
6 | 5712 |
7 | 34336 |
8 | 811458 |
9 | 7151380 |
10 | 113034746 |
11 | 1049982792 |
12 | 25276020640 |
13 | 293841338896 |
14 | 5712436923000 |
15 | 68827002466176 |
16 | 3739997267623490 |
17 | 60752008945662372 |
18 | 1718332635327516238 |
19 | 26832922324005759560 |
20 | 1099199814287516279394 |