n | a(n) |
---|---|
1 | 1 |
2 | -2 |
3 | 2 |
4 | 0 |
5 | -3 |
6 | 3 |
7 | 0 |
8 | 0 |
9 | -4 |
10 | 4 |
11 | 0 |
12 | 0 |
13 | 0 |
14 | -5 |
15 | 5 |
16 | 0 |
17 | 0 |
18 | 0 |
19 | 0 |
20 | -6 |
21 | 6 |
22 | 0 |
23 | 0 |
24 | 0 |
25 | 0 |
26 | 0 |
27 | -7 |
28 | 7 |
29 | 0 |
30 | 0 |
31 | 0 |
32 | 0 |
33 | 0 |
34 | 0 |
35 | -8 |
36 | 8 |
37 | 0 |
38 | 0 |
39 | 0 |
40 | 0 |
41 | 0 |
42 | 0 |
43 | 0 |
44 | -9 |
45 | 9 |
46 | 0 |
47 | 0 |
48 | 0 |
49 | 0 |
50 | 0 |
51 | 0 |
52 | 0 |
53 | 0 |
54 | -10 |
55 | 10 |
56 | 0 |
57 | 0 |
58 | 0 |
59 | 0 |
60 | 0 |
61 | 0 |
62 | 0 |
63 | 0 |
64 | 0 |
65 | -11 |
66 | 11 |
67 | 0 |
68 | 0 |
69 | 0 |
70 | 0 |
71 | 0 |
72 | 0 |
73 | 0 |
74 | 0 |
75 | 0 |
76 | 0 |
77 | -12 |
78 | 12 |
[1,-2,2,0,-3,3,0,0,-4,4,0,0,0,-5,5,0,0,0,0,-6,6,0, 0,0,0,0,-7,7,0,0,0,0,0,0,-8,8,0,0,0,0,0,0,0,-9,9, 0,0,0,0,0,0,0,0,-10,10,0,0,0,0,0,0,0,0,0,-11,11,0, 0,0,0,0,0,0,0,0,0,-12,12] |