n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 0 |
4 | 1 |
5 | 1 |
6 | 1 |
7 | 0 |
8 | 0 |
9 | 0 |
10 | -1 |
11 | 1 |
12 | 3 |
13 | 0 |
14 | 6 |
15 | 8 |
16 | 1 |
17 | 9 |
18 | 9 |
19 | 0 |
20 | 8 |
21 | 8 |
22 | -1 |
23 | 9 |
24 | 11 |
25 | 0 |
26 | 14 |
27 | 16 |
28 | 1 |
29 | 17 |
30 | 17 |
31 | 0 |
32 | 16 |
33 | 16 |
34 | -1 |
35 | 17 |
36 | 19 |
37 | 0 |
38 | 22 |
39 | 24 |
40 | 1 |
41 | 25 |
42 | 25 |
43 | 0 |
44 | 24 |
45 | 24 |
46 | -1 |
47 | 25 |
48 | 27 |
49 | 0 |
50 | 30 |
51 | 32 |
52 | 1 |
53 | 33 |
54 | 33 |
55 | 0 |
56 | 32 |
57 | 32 |
58 | -1 |
59 | 33 |
60 | 35 |
61 | 0 |
62 | 38 |
63 | 40 |
64 | 1 |
65 | 41 |
66 | 41 |
67 | 0 |
68 | 40 |
69 | 40 |
70 | -1 |
71 | 41 |
72 | 43 |
73 | 0 |
74 | 46 |
75 | 48 |
76 | 1 |
77 | 49 |
78 | 49 |
79 | 0 |
80 | 48 |
81 | 48 |
82 | -1 |
83 | 49 |
84 | 51 |
85 | 0 |
86 | 54 |
87 | 56 |
88 | 1 |
89 | 57 |
90 | 57 |
91 | 0 |
92 | 56 |
93 | 56 |
94 | -1 |
95 | 57 |
96 | 59 |
97 | 0 |
98 | 62 |
99 | 64 |
[0,0,0,1,1,1,0,0,0,-1,1,3,0,6,8,1,9,9,0,8,8,-1,9, 11,0,14,16,1,17,17,0,16,16,-1,17,19,0,22,24,1,25, 25,0,24,24,-1,25,27,0,30,32,1,33,33,0,32,32,-1,33, 35,0,38,40,1,41,41,0,40,40,-1,41,43,0,46,48,1,49, 49,0,48,48,-1,49,51,0,54,56,1,57,57,0,56,56,-1,57, 59,0,62,64] |