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A030411 as a simple table

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

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

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Last modified June 27 22:27 EDT 2022. Contains 354899 sequences. (Running on oeis4.)