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) |
---|---|
3 | 1 |
4 | 60 |
5 | 6720 |
6 | 1232000 |
7 | 336336000 |
8 | 128076748800 |
9 | 64892219392000 |
10 | 42217023873024000 |
11 | 34301331896832000000 |
12 | 34042166278055936000000 |
13 | 40523794737397786214400000 |
14 | 56991191326140341157888000000 |
15 | 93484550838645539612655616000000 |
16 | 176901534663898482651640627200000000 |