n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 2 |
4 | 2 |
5 | 18 |
6 | 18 |
7 | 6 |
8 | 156 |
9 | 432 |
10 | 288 |
11 | 24 |
12 | 792 |
13 | 7416 |
14 | 13248 |
15 | 6624 |
16 | 120 |
17 | -11280 |
18 | 64800 |
19 | 374400 |
20 | 496800 |
21 | 198720 |
22 | 720 |
23 | -62640 |
24 | -1254960 |
25 | 4968000 |
26 | 20865600 |
27 | 22057920 |
28 | 7352640 |
29 | 5040 |
30 | 24012000 |
31 | -11854080 |
32 | -125677440 |
33 | 389491200 |
34 | 1288103040 |
[1,1,2,2,18,18,6,156,432,288,24,792,7416,13248, 6624,120,-11280,64800,374400,496800,198720,720, -62640,-1254960,4968000,20865600,22057920,7352640, 5040,24012000,-11854080,-125677440,389491200, 1288103040] |