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A172151 as a simple table

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

[0,0,0,0,1,1,1,1,2,2,3,2,3,4,4,4,5,5,5,5,7,6,7,7,
 8,9,9,8,9,10,10,10,11,11,13,12,13,13,13,13,15,15,
 15,15,16,17,17,17,18,18,19,18,20,20,20,20,21,21,
 23,22,23,24,24,24,25,26,25,25,27,26,27,27,28,29,
 30,29,30,30,31]

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Last modified October 22 06:02 EDT 2018. Contains 316432 sequences. (Running on oeis4.)