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 | 0 |
1 | 0 |
2 | 1 |
3 | 9 |
4 | 42 |
5 | 139 |
6 | 381 |
7 | 984 |
8 | 2685 |
9 | 8061 |
10 | 25434 |
11 | 79695 |
12 | 242577 |
13 | 721584 |
14 | 2131785 |
15 | 6333633 |
16 | 18984618 |
17 | 57194883 |
18 | 172319157 |
19 | 517851144 |
20 | 1552599333 |
21 | 4651054101 |
22 | 13939132698 |
23 | 41810229351 |
24 | 125475990057 |
25 | 376585031520 |
26 | 1129975049169 |
27 | 3389800055481 |
28 | 10168040440746 |