n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 7200 |
3 | 0 |
4 | 8644800 |
5 | 0 |
6 | 4158723680 |
7 | 0 |
8 | 1074729932160 |
9 | 0 |
10 | 173483353200288 |
11 | 0 |
12 | 19187724061887040 |
13 | 0 |
14 | 1548407735451345120 |
15 | 0 |
16 | 95421058074344344320 |
17 | 0 |
18 | 4648998863987510065440 |
19 | 0 |
20 | 184032053624967973166016 |
21 | 0 |
22 | 6051292765125604899742560 |
23 | 0 |
24 | 168331474188275017301655680 |
25 | 0 |
26 | 4022814049902922327686276000 |
27 | 0 |
[1,0,7200,0,8644800,0,4158723680,0,1074729932160, 0,173483353200288,0,19187724061887040,0, 1548407735451345120,0,95421058074344344320,0, 4648998863987510065440,0,184032053624967973166016, 0,6051292765125604899742560,0, 168331474188275017301655680,0, 4022814049902922327686276000,0] |