n | a(n) |
---|---|
1 | 1 |
2 | -1 |
3 | 1 |
4 | 1 |
5 | -3 |
6 | 1 |
7 | -2 |
8 | 7 |
9 | -6 |
10 | 1 |
11 | 6 |
12 | -20 |
13 | 25 |
14 | -10 |
15 | 1 |
16 | -24 |
17 | 76 |
18 | -105 |
19 | 65 |
20 | -15 |
21 | 1 |
22 | 120 |
23 | -364 |
24 | 511 |
25 | -385 |
26 | 140 |
27 | -21 |
28 | 1 |
29 | -720 |
30 | 2108 |
31 | -2940 |
32 | 2401 |
33 | -1120 |
34 | 266 |
35 | -28 |
36 | 1 |
37 | 5040 |
38 | -14328 |
39 | 19720 |
40 | -16632 |
41 | 8841 |
42 | -2772 |
43 | 462 |
44 | -36 |
45 | 1 |
46 | -40320 |
47 | 111816 |
48 | -151620 |
49 | 129340 |
50 | -73605 |
51 | 27237 |
52 | -6090 |
53 | 750 |
54 | -45 |
55 | 1 |
[1,-1,1,1,-3,1,-2,7,-6,1,6,-20,25,-10,1,-24,76, -105,65,-15,1,120,-364,511,-385,140,-21,1,-720, 2108,-2940,2401,-1120,266,-28,1,5040,-14328,19720, -16632,8841,-2772,462,-36,1,-40320,111816,-151620, 129340,-73605,27237,-6090,750,-45,1] |