n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | -2 |
3 | 1 |
4 | -8 |
5 | 12 |
6 | 1 |
7 | -38 |
8 | 252 |
9 | -360 |
10 | 1 |
11 | -248 |
12 | 8232 |
13 | -53280 |
14 | 75600 |
15 | 1 |
16 | -2558 |
17 | 581112 |
18 | -19069200 |
19 | 123152400 |
20 | -174636000 |
21 | 1 |
22 | -32588 |
23 | 77397852 |
24 | -17469862560 |
25 | 572771228400 |
26 | -3698441208000 |
27 | 5244319080000 |
28 | 1 |
29 | -543098 |
30 | 16713897732 |
31 | -39529847287080 |
32 | 8919112306734000 |
33 | -292409138251692000 |
34 | 1888096465415160000 |
35 | -2677277333530800000 |
[1,1,-2,1,-8,12,1,-38,252,-360,1,-248,8232,-53280, 75600,1,-2558,581112,-19069200,123152400, -174636000,1,-32588,77397852,-17469862560, 572771228400,-3698441208000,5244319080000,1, -543098,16713897732,-39529847287080, 8919112306734000,-292409138251692000, 1888096465415160000,-2677277333530800000] |