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