n | a(n) |
---|---|
1 | 1 |
2 | -1 |
3 | -1 |
4 | -1 |
5 | 2 |
6 | 3 |
7 | 5 |
8 | 5 |
9 | 8 |
10 | 13 |
11 | 13 |
12 | 17 |
13 | 20 |
14 | 21 |
15 | 23 |
16 | 28 |
17 | 33 |
18 | 34 |
19 | 39 |
20 | 41 |
21 | 41 |
22 | 46 |
23 | 49 |
24 | 54 |
25 | 61 |
26 | 63 |
27 | 64 |
28 | 67 |
29 | 67 |
30 | 69 |
31 | 82 |
32 | 85 |
33 | 89 |
34 | 90 |
35 | 99 |
36 | 100 |
37 | 105 |
38 | 109 |
39 | 112 |
40 | 117 |
41 | 122 |
42 | 123 |
43 | 131 |
44 | 131 |
45 | 134 |
46 | 135 |
47 | 146 |
48 | 157 |
49 | 159 |
50 | 160 |
51 | 163 |
52 | 167 |
53 | 167 |
54 | 176 |
55 | 181 |
56 | 186 |
57 | 191 |
58 | 191 |
59 | 196 |
[1,-1,-1,-1,2,3,5,5,8,13,13,17,20,21,23,28,33,34, 39,41,41,46,49,54,61,63,64,67,67,69,82,85,89,90, 99,100,105,109,112,117,122,123,131,131,134,135, 146,157,159,160,163,167,167,176,181,186,191,191, 196] |