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