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 | 2 |
3 | 10 |
4 | 140 |
5 | 5880 |
6 | 776160 |
7 | 332972640 |
8 | 476150875200 |
9 | 2315045555222400 |
10 | 38883505145515430400 |
11 | 2285805733484270091494400 |
12 | 475475022233529990271933132800 |
13 | 353230394017289429773019124357120000 |
14 | 944693494975599542562153266945656012800000 |