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 | 5 |
1 | 25 |
2 | 110 |
3 | 450 |
4 | 1746 |
5 | 6505 |
6 | 23465 |
7 | 82435 |
8 | 283270 |
9 | 955258 |
10 | 3169520 |
11 | 10368490 |
12 | 33497790 |
13 | 107028120 |
14 | 338582738 |
15 | 1061557195 |
16 | 3301399385 |
17 | 10191612315 |
18 | 31250047480 |
19 | 95226980516 |
20 | 288523285450 |
21 | 869559080385 |
22 | 2607834545025 |
23 | 7785230674580 |
24 | 23142279699355 |