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 | 1 |
2 | 6 |
3 | 78 |
4 | 1648 |
5 | 49500 |
6 | 1957968 |
7 | 97097336 |
8 | 5834581632 |
9 | 414370221696 |
10 | 34127635732800 |
11 | 3211425586911168 |
12 | 341164552018811904 |
13 | 40517022329819203584 |
14 | 5335290940894955228160 |
15 | 773591071307555130451200 |