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A257998 as a simple table

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

[0,1,1,2,3,3,3,3,4,5,6,7,8,8,8,8,8,8,8,8,9,9,10,
 11,12,13,14,15,16,17,18,18,19,20,20,20,21,21,21,
 21,21,21,21,21,21,21,21,22,22,22,22,22,23,24,24,
 24,25,25,26,27,28,29,30,30,31,32,33,34,35,36]

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Last modified July 25 16:39 EDT 2021. Contains 346291 sequences. (Running on oeis4.)