n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 1 |
3 | -1 |
4 | 1 |
5 | -1 |
6 | 2 |
7 | -2 |
8 | 3 |
9 | -3 |
10 | 4 |
11 | -5 |
12 | 6 |
13 | -6 |
14 | 8 |
15 | -9 |
16 | 11 |
17 | -12 |
18 | 15 |
19 | -17 |
20 | 20 |
21 | -22 |
22 | 26 |
23 | -30 |
24 | 35 |
25 | -38 |
26 | 45 |
27 | -51 |
28 | 58 |
29 | -64 |
30 | 74 |
31 | -83 |
32 | 95 |
33 | -105 |
34 | 119 |
35 | -134 |
36 | 151 |
37 | -166 |
38 | 188 |
39 | -210 |
40 | 235 |
41 | -259 |
42 | 291 |
43 | -323 |
44 | 360 |
45 | -396 |
46 | 441 |
47 | -489 |
48 | 543 |
49 | -595 |
50 | 661 |
51 | -730 |
52 | 805 |
53 | -883 |
54 | 976 |
55 | -1073 |
56 | 1182 |
57 | -1293 |
58 | 1423 |
59 | -1562 |
60 | 1714 |
[1,0,1,-1,1,-1,2,-2,3,-3,4,-5,6,-6,8,-9,11,-12,15, -17,20,-22,26,-30,35,-38,45,-51,58,-64,74,-83,95, -105,119,-134,151,-166,188,-210,235,-259,291,-323, 360,-396,441,-489,543,-595,661,-730,805,-883,976, -1073,1182,-1293,1423,-1562,1714] |