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 | 0 |
2 | 2 |
3 | 3 |
4 | 148 |
5 | 905 |
6 | 40506 |
7 | 542437 |
8 | 25080392 |
9 | 562677201 |
10 | 28058678110 |
11 | 908452740701 |
12 | 49777760550684 |
13 | 2120072013408505 |
14 | 128583516119137730 |
15 | 6778703037793746165 |
16 | 455574282215526201616 |
17 | 28520235381763443992993 |
18 | 2118889776612629769160518 |