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) |
---|---|
4 | 3 |
5 | 20 |
6 | 90 |
7 | 343 |
8 | 1197 |
9 | 3966 |
10 | 12720 |
11 | 39941 |
12 | 123651 |
13 | 379132 |
14 | 1154790 |
15 | 3501219 |
16 | 10581465 |
17 | 31908218 |
18 | 96068700 |
19 | 288926977 |
20 | 868288239 |
21 | 2608010424 |
22 | 7830584850 |
23 | 23505386015 |
24 | 70544469573 |
25 | 211692128950 |
26 | 635198021640 |
27 | 1905845723133 |
28 | 5718057263067 |