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 | 3 |
4 | 8 |
5 | 22 |
6 | 70 |
7 | 262 |
8 | 1088 |
9 | 5076 |
10 | 26490 |
11 | 146542 |
12 | 896402 |
13 | 5662622 |
14 | 39826304 |
15 | 279072864 |
16 | 2232912264 |
17 | 17866212198 |
18 | 153323343990 |
19 | 1379920982310 |
20 | 13115759159982 |
21 | 131158174385100 |