n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 1 |
3 | -1 |
4 | 1 |
5 | -1 |
6 | 2 |
7 | -2 |
8 | 1 |
9 | -1 |
10 | 2 |
11 | -2 |
12 | 2 |
13 | -2 |
14 | 2 |
15 | -3 |
16 | 3 |
17 | -2 |
18 | 3 |
19 | -4 |
20 | 4 |
21 | -4 |
22 | 4 |
23 | -5 |
24 | 5 |
25 | -4 |
26 | 5 |
27 | -6 |
28 | 6 |
29 | -6 |
30 | 7 |
31 | -8 |
32 | 7 |
33 | -7 |
34 | 8 |
35 | -9 |
36 | 10 |
37 | -9 |
38 | 10 |
39 | -12 |
40 | 11 |
41 | -11 |
42 | 13 |
43 | -14 |
44 | 14 |
45 | -15 |
46 | 16 |
47 | -17 |
48 | 17 |
49 | -16 |
50 | 19 |
51 | -21 |
52 | 20 |
53 | -21 |
54 | 23 |
55 | -25 |
56 | 25 |
57 | -25 |
58 | 27 |
59 | -29 |
60 | 30 |
61 | -30 |
62 | 32 |
63 | -35 |
64 | 35 |
65 | -35 |
66 | 39 |
67 | -41 |
68 | 41 |
69 | -43 |
70 | 45 |
71 | -49 |
72 | 50 |
73 | -49 |
74 | 53 |
75 | -57 |
76 | 58 |
77 | -59 |
78 | 63 |
79 | -67 |
80 | 68 |
[1,0,1,-1,1,-1,2,-2,1,-1,2,-2,2,-2,2,-3,3,-2,3,-4, 4,-4,4,-5,5,-4,5,-6,6,-6,7,-8,7,-7,8,-9,10,-9,10, -12,11,-11,13,-14,14,-15,16,-17,17,-16,19,-21,20, -21,23,-25,25,-25,27,-29,30,-30,32,-35,35,-35,39, -41,41,-43,45,-49,50,-49,53,-57,58,-59,63,-67,68] |