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