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 | 3 |
3 | 11 |
4 | 49 |
5 | 265 |
6 | 1635 |
7 | 11531 |
8 | 90241 |
9 | 785777 |
10 | 7464483 |
11 | 77615947 |
12 | 870363377 |
13 | 10565245561 |
14 | 137126790723 |
15 | 1910729723787 |
16 | 28271549169025 |
17 | 446132922949985 |
18 | 7432565149802947 |
19 | 131334851550591627 |