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 | 1 |
2 | 9 |
3 | 234 |
4 | 11934 |
5 | 1002456 |
6 | 125307000 |
7 | 21803418000 |
8 | 5036589558000 |
9 | 1490830509168000 |
10 | 550116457882992000 |
11 | 247552406047346400000 |
12 | 133430746859519709600000 |
13 | 84861955002654535305600000 |
14 | 62882708656967010661449600000 |
15 | 53701833193049827104877958400000 |