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A189819 as a simple table

n a(n)
1 0
2 1
3 2
4 2
5 2
6 2
7 2
8 2
9 2
10 2
11 3
12 4
13 4
14 5
15 6
16 6
17 7
18 8
19 8
20 9
21 10
22 10
23 11
24 12
25 12
26 13
27 14
28 14
29 15
30 16
31 16
32 16
33 16
34 16
35 16
36 16
37 16
38 17
39 18
40 18
41 18
42 18
43 18
44 18
45 18
46 18
47 19
48 20
49 20
50 20
51 20
52 20
53 20
54 20
55 20
56 21
57 22
58 22
59 22
60 22
61 22
62 22
63 22
64 22
65 23
66 24
67 24
68 24
69 24
70 24
71 24
72 24
73 24
74 25
75 26
76 26
77 26
78 26
79 26
80 26
81 26
82 26
83 27
84 28
85 28
86 28
87 28
88 28
89 28
90 28
91 28
92 29
93 30
94 30
95 31
96 32
97 32
98 33
99 34
100 34
101 35
102 36
103 36
104 37

[0,1,2,2,2,2,2,2,2,2,3,4,4,5,6,6,7,8,8,9,10,10,11,
 12,12,13,14,14,15,16,16,16,16,16,16,16,16,17,18,
 18,18,18,18,18,18,18,19,20,20,20,20,20,20,20,20,
 21,22,22,22,22,22,22,22,22,23,24,24,24,24,24,24,
 24,24,25,26,26,26,26,26,26,26,26,27,28,28,28,28,
 28,28,28,28,29,30,30,31,32,32,33,34,34,35,36,36,
 37]

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Last modified February 21 15:59 EST 2024. Contains 370237 sequences. (Running on oeis4.)