n | a(n) |
---|---|
0 | 1 |
1 | -1 |
2 | 1 |
3 | 1 |
4 | -2 |
5 | 2 |
6 | -1 |
7 | 3 |
8 | -6 |
9 | 6 |
10 | 1 |
11 | -4 |
12 | 12 |
13 | -24 |
14 | 6 |
15 | -1 |
16 | 5 |
17 | -20 |
18 | 60 |
19 | -30 |
20 | 30 |
21 | 1 |
22 | -6 |
23 | 30 |
24 | -120 |
25 | 90 |
26 | -180 |
27 | 20 |
28 | -1 |
29 | 7 |
30 | -42 |
31 | 210 |
32 | -210 |
33 | 630 |
34 | -140 |
35 | 140 |
36 | 1 |
37 | -8 |
38 | 56 |
39 | -336 |
40 | 420 |
41 | -1680 |
42 | 560 |
43 | -1120 |
44 | 70 |
[1,-1,1,1,-2,2,-1,3,-6,6,1,-4,12,-24,6,-1,5,-20, 60,-30,30,1,-6,30,-120,90,-180,20,-1,7,-42,210, -210,630,-140,140,1,-8,56,-336,420,-1680,560, -1120,70] |