n | a(n) |
---|---|
0 | 1 |
1 | -1 |
2 | 1 |
3 | 0 |
4 | 1 |
5 | -2 |
6 | 1 |
7 | -1 |
8 | 1 |
9 | -2 |
10 | 3 |
11 | -1 |
12 | 2 |
13 | -4 |
14 | 3 |
15 | -2 |
16 | 3 |
17 | -5 |
18 | 4 |
19 | -4 |
20 | 5 |
21 | -6 |
22 | 7 |
23 | -5 |
24 | 6 |
25 | -9 |
26 | 9 |
27 | -7 |
28 | 9 |
29 | -12 |
30 | 11 |
31 | -11 |
32 | 12 |
33 | -15 |
34 | 16 |
35 | -14 |
36 | 16 |
37 | -21 |
38 | 20 |
39 | -18 |
40 | 22 |
41 | -25 |
42 | 26 |
43 | -25 |
44 | 28 |
45 | -33 |
46 | 34 |
47 | -33 |
48 | 35 |
49 | -42 |
50 | 43 |
51 | -41 |
52 | 47 |
53 | -53 |
54 | 53 |
55 | -54 |
56 | 57 |
57 | -65 |
58 | 69 |
59 | -67 |
60 | 73 |
61 | -83 |
62 | 85 |
63 | -83 |
64 | 92 |
65 | -102 |
66 | 104 |
67 | -106 |
68 | 114 |
69 | -125 |
70 | 130 |
71 | -130 |
72 | 139 |
73 | -154 |
[1,-1,1,0,1,-2,1,-1,1,-2,3,-1,2,-4,3,-2,3,-5,4,-4, 5,-6,7,-5,6,-9,9,-7,9,-12,11,-11,12,-15,16,-14,16, -21,20,-18,22,-25,26,-25,28,-33,34,-33,35,-42,43, -41,47,-53,53,-54,57,-65,69,-67,73,-83,85,-83,92, -102,104,-106,114,-125,130,-130,139,-154] |