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 | 0 |
1 | 0 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 0 |
6 | 0 |
7 | 0 |
8 | 0 |
9 | 362880 |
10 | 19958400 |
11 | 618710400 |
12 | 14270256000 |
13 | 273158645760 |
14 | 4595022432000 |
15 | 70309810771200 |
16 | 1000944296352000 |
17 | 13467262000832640 |
18 | 173201547619900800 |
19 | 2147373231974006400 |
20 | 25832386565857872000 |
21 | 303056981918271947520 |
22 | 3481253462769108364800 |