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A289437 as a simple table

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

[0,1,1,1,2,2,2,3,2,3,4,3,4,5,4,4,6,5,5,7,6,6,8,6,
 6,9,8,7,10,8,8,11,8,10,12,9,10,13,10,10,14,11,12,
 15,12,12,16,14,12,17,13,13,18,15,16,19,14,15,20,
 15,16,21,16,16,22,17,17,23,20]

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Last modified October 18 15:21 EDT 2019. Contains 328162 sequences. (Running on oeis4.)