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 | 1 |
2 | 9 |
3 | 81 |
4 | 849 |
5 | 9681 |
6 | 116601 |
7 | 1459809 |
8 | 18809121 |
9 | 247782369 |
10 | 3322209001 |
11 | 45187029809 |
12 | 621970864241 |
13 | 8647376531249 |
14 | 121261376439641 |
15 | 1713085987837889 |
16 | 24358211622230081 |
17 | 348325689458584769 |
18 | 5006342381846708681 |
19 | 72279683684984063249 |
20 | 1047789195353379807121 |