n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | -1 |
4 | 1 |
5 | -3 |
6 | 2 |
7 | 1 |
8 | -4 |
9 | -3 |
10 | 12 |
11 | -6 |
12 | 1 |
13 | -5 |
14 | -10 |
15 | 20 |
16 | 30 |
17 | -60 |
18 | 24 |
19 | 1 |
20 | -6 |
21 | -15 |
22 | -10 |
23 | 30 |
24 | 120 |
25 | 30 |
26 | -120 |
27 | -270 |
28 | 360 |
29 | -120 |
30 | 1 |
31 | -7 |
32 | -21 |
33 | -35 |
34 | 42 |
35 | 210 |
36 | 140 |
37 | 210 |
38 | -210 |
39 | -1260 |
40 | -630 |
41 | 840 |
42 | 2520 |
43 | -2520 |
44 | 720 |
45 | 1 |
46 | -8 |
47 | -28 |
48 | -56 |
49 | -35 |
50 | 56 |
51 | 336 |
52 | 560 |
53 | 420 |
54 | 560 |
55 | -336 |
56 | -2520 |
57 | -1680 |
58 | -5040 |
59 | -630 |
60 | 1680 |
61 | 13440 |
62 | 10080 |
63 | -6720 |
[1,1,-1,1,-3,2,1,-4,-3,12,-6,1,-5,-10,20,30,-60, 24,1,-6,-15,-10,30,120,30,-120,-270,360,-120,1,-7, -21,-35,42,210,140,210,-210,-1260,-630,840,2520, -2520,720,1,-8,-28,-56,-35,56,336,560,420,560, -336,-2520,-1680,-5040,-630,1680,13440,10080, -6720] |