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 | 0 |
2 | 0 |
3 | 0 |
4 | 4 |
5 | 0 |
6 | 0 |
7 | 70 |
8 | 1120 |
9 | 0 |
10 | 5600 |
11 | 184800 |
12 | 2217600 |
13 | 1201200 |
14 | 61661600 |
15 | 1513512000 |
16 | 16682265600 |
17 | 38118080000 |
18 | 1440863424000 |
19 | 31721866176000 |
20 | 352561745536000 |
21 | 2053230379200000 |
22 | 68832104140800000 |
23 | 1449890913639168000 |
24 | 17583390443114496000 |