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 | 2 |
2 | 12 |
3 | 30 |
4 | 5040 |
5 | 384384 |
6 | 36628200 |
7 | 5967561600 |
8 | 1220096908800 |
9 | 350804594649600 |
10 | 97292707463952000 |
11 | 42873948150095462400 |
12 | 21336925409736330240000 |
13 | 11640487097965528951948800 |
14 | 7998487694738166709923840000 |