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 | 8 |
3 | 52 |
4 | 450 |
5 | 4878 |
6 | 63474 |
7 | 963744 |
8 | 16724016 |
9 | 326497632 |
10 | 7082393136 |
11 | 168995017200 |
12 | 4399028766192 |
13 | 124051494462816 |
14 | 3767315220903072 |
15 | 122581568808533760 |
16 | 4254486275273419008 |
17 | 156890997080103149568 |
18 | 6125936704495619486976 |
19 | 252480641031903073955328 |