n | a(n) |
---|---|
0 | 1 |
1 | -1 |
2 | 1 |
3 | -1 |
4 | -2 |
5 | 1 |
6 | 1 |
7 | -3 |
8 | -3 |
9 | 1 |
10 | 1 |
11 | 4 |
12 | -6 |
13 | -4 |
14 | 1 |
15 | -1 |
16 | 5 |
17 | 10 |
18 | -10 |
19 | -5 |
20 | 1 |
21 | -1 |
22 | -6 |
23 | 15 |
24 | 20 |
25 | -15 |
26 | -6 |
27 | 1 |
28 | 1 |
29 | -7 |
30 | -21 |
31 | 35 |
32 | 35 |
33 | -21 |
34 | -7 |
35 | 1 |
36 | 1 |
37 | 8 |
38 | -28 |
39 | -56 |
40 | 70 |
41 | 56 |
42 | -28 |
43 | -8 |
44 | 1 |
45 | -1 |
46 | 9 |
47 | 36 |
48 | -84 |
49 | -126 |
50 | 126 |
51 | 84 |
52 | -36 |
53 | -9 |
54 | 1 |
55 | -1 |
56 | -10 |
57 | 45 |
58 | 120 |
59 | -210 |
60 | -252 |
61 | 210 |
62 | 120 |
63 | -45 |
64 | -10 |
65 | 1 |
66 | 1 |
67 | -11 |
68 | -55 |
69 | 165 |
70 | 330 |
71 | -462 |
72 | -462 |
73 | 330 |
74 | 165 |
75 | -55 |
76 | -11 |
77 | 1 |
[1,-1,1,-1,-2,1,1,-3,-3,1,1,4,-6,-4,1,-1,5,10,-10, -5,1,-1,-6,15,20,-15,-6,1,1,-7,-21,35,35,-21,-7,1, 1,8,-28,-56,70,56,-28,-8,1,-1,9,36,-84,-126,126, 84,-36,-9,1,-1,-10,45,120,-210,-252,210,120,-45, -10,1,1,-11,-55,165,330,-462,-462,330,165,-55,-11, 1] |