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A127039 as a simple table

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

[0,0,0,0,1,1,2,3,3,4,5,5,6,7,8,9,9,10,11,12,13,14,
 15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,
 31,32,33,34,36,37,38,39,40,41,42,44,45,46,47,48,
 49,51,52,53,54,56]

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Last modified May 28 16:25 EDT 2020. Contains 334684 sequences. (Running on oeis4.)