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