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 | 10 |
3 | 130 |
4 | 2210 |
5 | 64090 |
6 | 2371330 |
7 | 97224530 |
8 | 5152900090 |
9 | 314326905490 |
10 | 22945864100770 |
11 | 2042181904968530 |
12 | 198091644781947410 |
13 | 20007256122976688410 |
14 | 2180790917404459036690 |
15 | 246429373666703871145970 |