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 | 1 |
2 | 2 |
3 | 12 |
4 | 624 |
5 | 110880 |
6 | 58769280 |
7 | 67704940800 |
8 | 149428671436800 |
9 | 574091539551129600 |
10 | 3581833707481042944000 |
11 | 34393612685291413069824000 |
12 | 486990328595374993951457280000 |
13 | 9818890674272030616178239406080000 |
14 | 273823820339488809857168046768783360000 |