n | a(n) |
---|---|
1 | 0 |
2 | 1 |
3 | 2 |
4 | 3 |
5 | -1 |
6 | 5 |
7 | 6 |
8 | 7 |
9 | -1 |
10 | 4 |
11 | 10 |
12 | 11 |
13 | -1 |
14 | 13 |
15 | 9 |
16 | 15 |
17 | -1 |
18 | 8 |
19 | 18 |
20 | 14 |
21 | -1 |
22 | 21 |
23 | 22 |
24 | 23 |
25 | -6 |
26 | 12 |
27 | 17 |
28 | 27 |
29 | -1 |
30 | 24 |
31 | 30 |
32 | 31 |
33 | -1 |
34 | 16 |
35 | 29 |
36 | 26 |
37 | -1 |
38 | 37 |
39 | 25 |
40 | 34 |
41 | -1 |
42 | 20 |
43 | 42 |
44 | 43 |
45 | -15 |
46 | 45 |
47 | 46 |
48 | 47 |
49 | -1 |
50 | 19 |
51 | 33 |
52 | 38 |
53 | -1 |
54 | 44 |
55 | 49 |
56 | 55 |
57 | -1 |
58 | 28 |
59 | 58 |
60 | 54 |
61 | -1 |
62 | 61 |
63 | 32 |
64 | 63 |
65 | -19 |
66 | 32 |
67 | 66 |
68 | 50 |
69 | -1 |
70 | 64 |
71 | 70 |
72 | 62 |
73 | -1 |
74 | 36 |
75 | 44 |
76 | 75 |
77 | -1 |
78 | 64 |
79 | 78 |
80 | 74 |
81 | -10 |
82 | 40 |
[0,1,2,3,-1,5,6,7,-1,4,10,11,-1,13,9,15,-1,8,18, 14,-1,21,22,23,-6,12,17,27,-1,24,30,31,-1,16,29, 26,-1,37,25,34,-1,20,42,43,-15,45,46,47,-1,19,33, 38,-1,44,49,55,-1,28,58,54,-1,61,32,63,-19,32,66, 50,-1,64,70,62,-1,36,44,75,-1,64,78,74,-10,40] |