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 | 14 |
2 | 168 |
3 | 2016 |
4 | 25200 |
5 | 332640 |
6 | 4656960 |
7 | 69189120 |
8 | 1089728640 |
9 | 18162144000 |
10 | 319653734400 |
11 | 5928123801600 |
12 | 115598414131200 |
13 | 2365321396838400 |
14 | 50685458503680000 |
15 | 1135354270482432000 |
16 | 26538906072526848000 |
17 | 646300418472124416000 |
18 | 16372943934627151872000 |