n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | -1 |
4 | 1 |
5 | -3 |
6 | 2 |
7 | 1 |
8 | -6 |
9 | 11 |
10 | -6 |
11 | 1 |
12 | -10 |
13 | 35 |
14 | -50 |
15 | 24 |
16 | 1 |
17 | -15 |
18 | 85 |
19 | -225 |
20 | 274 |
21 | -120 |
22 | 1 |
23 | -21 |
24 | 175 |
25 | -735 |
26 | 1624 |
27 | -1764 |
28 | 720 |
29 | 1 |
30 | -28 |
31 | 322 |
32 | -1960 |
33 | 6769 |
34 | -13132 |
35 | 13068 |
36 | -5040 |
37 | 1 |
38 | -36 |
39 | 546 |
40 | -4536 |
41 | 22449 |
42 | -67284 |
43 | 118124 |
44 | -109584 |
45 | 40320 |
46 | 1 |
47 | -45 |
[1,1,-1,1,-3,2,1,-6,11,-6,1,-10,35,-50,24,1,-15, 85,-225,274,-120,1,-21,175,-735,1624,-1764,720,1, -28,322,-1960,6769,-13132,13068,-5040,1,-36,546, -4536,22449,-67284,118124,-109584,40320,1,-45] |