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A156350 as a simple table

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

[0,0,2,3,3,5,5,5,7,7,7,9,10,10,12,13,13,13,15,15,
 17,18,18,20,20,20,22,23,23,25,26,26,28,28,28,30,
 30,30,32,33,33,35,35,35,37,37,39,40,40,42,43,43,
 43,45,45,45,47,48,48,50,50,50,52,52,52,54,55,55,
 57,58,58,60,60]

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Last modified April 23 03:30 EDT 2024. Contains 371906 sequences. (Running on oeis4.)