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 | 2 |
2 | 4 |
3 | 10 |
4 | 26 |
5 | 70 |
6 | 204 |
7 | 618 |
8 | 1908 |
9 | 6010 |
10 | 19316 |
11 | 63034 |
12 | 208210 |
13 | 695594 |
14 | 2346748 |
15 | 7983450 |
16 | 27364842 |
17 | 94439262 |
18 | 327922692 |
19 | 1145029314 |
20 | 4018618374 |
21 | 14169874350 |
22 | 50179643628 |
23 | 178410716622 |
24 | 636679332588 |
25 | 2279906714610 |
26 | 8190512723940 |