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) |
---|---|
1 | 5 |
2 | 60 |
3 | 1300 |
4 | 9800 |
5 | 147620 |
6 | 402220 |
7 | 2011440 |
8 | 3920460 |
9 | 12336280 |
10 | 49568540 |
11 | 73958560 |
12 | 213810420 |
13 | 395841880 |
14 | 526780100 |
15 | 898267760 |
16 | 1847029860 |
17 | 3515044180 |
18 | 4293364220 |
19 | 7538198140 |
20 | 10675023240 |
21 | 12611185080 |
22 | 20257287440 |
23 | 27245030540 |