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 | 3 |
3 | 18 |
4 | 150 |
5 | 1644 |
6 | 22116 |
7 | 353856 |
8 | 6554376 |
9 | 138001896 |
10 | 3254445144 |
11 | 84979363248 |
12 | 2433814616592 |
13 | 75858381808416 |
14 | 2556180134677152 |
15 | 92597465283789312 |
16 | 3588434497019272320 |
17 | 148134619713440384640 |
18 | 6489652665043455707520 |
19 | 300712023388466713739520 |