n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 0 |
3 | 2 |
4 | 0 |
5 | 0 |
6 | 0 |
7 | 480 |
8 | 0 |
9 | 0 |
10 | 0 |
11 | 10321920 |
12 | 0 |
13 | 0 |
14 | 0 |
15 | 64561751654400 |
16 | 0 |
17 | 0 |
18 | 0 |
19 | 1480206036768915456000 |
20 | 0 |
21 | 0 |
22 | 0 |
23 | 8898131405512141870083342336000 |
24 | 0 |
25 | 0 |
26 | 0 |
27 | 10827543712227210782977570287648768000000 |
28 | 0 |
29 | 0 |
30 | 0 |
[1,1,0,2,0,0,0,480,0,0,0,10321920,0,0,0, 64561751654400,0,0,0,1480206036768915456000,0,0,0, 8898131405512141870083342336000,0,0,0, 10827543712227210782977570287648768000000,0,0,0] |