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 | 0 |
2 | 1 |
3 | 3 |
4 | 7 |
5 | 25 |
6 | 82 |
7 | 278 |
8 | 992 |
9 | 3552 |
10 | 12985 |
11 | 48107 |
12 | 179977 |
13 | 680079 |
14 | 2589915 |
15 | 9931573 |
16 | 38319117 |
17 | 148640195 |
18 | 579349123 |
19 | 2267818509 |
20 | 8911575579 |
21 | 35141656433 |
22 | 139018921717 |
23 | 551557089103 |
24 | 2194155973751 |
25 | 8750097458849 |
26 | 34973989188202 |
27 | 140085055366350 |