n | a(n) |
---|---|
1 | -1 |
2 | -1 |
3 | 1 |
4 | -1 |
5 | 2 |
6 | -1 |
7 | -1 |
8 | 4 |
9 | 3 |
10 | -1 |
11 | -1 |
12 | 6 |
13 | -1 |
14 | 5 |
15 | -1 |
16 | -1 |
17 | -1 |
18 | -1 |
19 | 9 |
20 | 7 |
21 | -1 |
22 | -1 |
23 | 12 |
24 | 8 |
25 | 14 |
26 | -1 |
27 | 11 |
28 | -1 |
29 | -1 |
30 | 16 |
31 | -1 |
32 | -1 |
33 | 26 |
34 | 49 |
35 | -1 |
36 | -1 |
37 | -1 |
38 | 40 |
39 | -1 |
40 | 20 |
41 | -1 |
42 | 51 |
43 | -1 |
44 | 23 |
45 | -1 |
46 | -1 |
47 | 30 |
48 | 24 |
49 | 81 |
50 | 124 |
51 | 27 |
52 | 15 |
53 | -1 |
54 | 29 |
55 | -1 |
56 | -1 |
57 | -1 |
58 | -1 |
59 | 54 |
60 | -1 |
61 | 44 |
62 | -1 |
63 | 39 |
64 | 169 |
65 | 31 |
66 | -1 |
[-1,-1,1,-1,2,-1,-1,4,3,-1,-1,6,-1,5,-1,-1,-1,-1, 9,7,-1,-1,12,8,14,-1,11,-1,-1,16,-1,-1,26,49,-1, -1,-1,40,-1,20,-1,51,-1,23,-1,-1,30,24,81,124,27, 15,-1,29,-1,-1,-1,-1,54,-1,44,-1,39,169,31,-1] |