n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 0 |
3 | 0 |
4 | -4 |
5 | 0 |
6 | 0 |
7 | 0 |
8 | -1104 |
9 | -5040 |
10 | 0 |
11 | 184800 |
12 | -1784704 |
13 | -39948480 |
14 | -201801600 |
15 | 2969366400 |
16 | 24788541696 |
17 | -621491320320 |
18 | -12903078988800 |
19 | 20131497484800 |
20 | 2944178363780096 |
21 | 8434762785469440 |
22 | -1051002016730265600 |
23 | -14118259471683840000 |
24 | 255660771276061802496 |
[0,1,0,0,-4,0,0,0,-1104,-5040,0,184800,-1784704, -39948480,-201801600,2969366400,24788541696, -621491320320,-12903078988800,20131497484800, 2944178363780096,8434762785469440, -1051002016730265600,-14118259471683840000, 255660771276061802496] |