n | a(n) |
---|---|
0 | 1 |
1 | -1 |
2 | 1 |
3 | 0 |
4 | 0 |
5 | 1 |
6 | 0 |
7 | 1 |
8 | 0 |
9 | 1 |
10 | 1 |
11 | 1 |
12 | 1 |
13 | 2 |
14 | 1 |
15 | 2 |
16 | 3 |
17 | 2 |
18 | 4 |
19 | 3 |
20 | 5 |
21 | 5 |
22 | 6 |
23 | 8 |
24 | 8 |
25 | 10 |
26 | 12 |
27 | 14 |
28 | 16 |
29 | 20 |
30 | 22 |
31 | 27 |
32 | 31 |
33 | 37 |
34 | 44 |
35 | 50 |
36 | 61 |
37 | 70 |
38 | 83 |
39 | 98 |
40 | 115 |
41 | 135 |
42 | 159 |
43 | 187 |
44 | 220 |
45 | 259 |
46 | 304 |
47 | 359 |
48 | 420 |
49 | 496 |
50 | 583 |
51 | 685 |
52 | 807 |
53 | 948 |
54 | 1116 |
55 | 1312 |
56 | 1544 |
[1,-1,1,0,0,1,0,1,0,1,1,1,1,2,1,2,3,2,4,3,5,5,6,8, 8,10,12,14,16,20,22,27,31,37,44,50,61,70,83,98, 115,135,159,187,220,259,304,359,420,496,583,685, 807,948,1116,1312,1544] |