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 | 1 |
3 | 5 |
4 | 17 |
5 | 145 |
6 | 865 |
7 | 10325 |
8 | 88865 |
9 | 1357825 |
10 | 15335425 |
11 | 284963525 |
12 | 3993275825 |
13 | 87274812625 |
14 | 1462392957025 |
15 | 36716097543125 |
16 | 716611617346625 |
17 | 20309401097610625 |
18 | 452780458211706625 |
19 | 14290053364475013125 |
20 | 358439197464543820625 |
21 | 12462411363013047060625 |