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A031266 as a simple table

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

[1,1,2,2,3,2,3,3,2,3,2,2,2,2,2,1,1,1,1,2,2,2,3,3,
 3,4,4,3,4,4,4,5,6,7,8,9,9,10,9,9,10,9,8,9,8,8,9,9,
 10,11,11,11,12,12,12,13,13,12,13,13,13,12,12,13,
 12,12,12,11,12,12,11,12,11,10,11,11]

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Last modified January 17 23:37 EST 2020. Contains 330995 sequences. (Running on oeis4.)