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A008619 as a simple table

n a(n)
0 1
1 1
2 2
3 2
4 3
5 3
6 4
7 4
8 5
9 5
10 6
11 6
12 7
13 7
14 8
15 8
16 9
17 9
18 10
19 10
20 11
21 11
22 12
23 12
24 13
25 13
26 14
27 14
28 15
29 15
30 16
31 16
32 17
33 17
34 18
35 18
36 19
37 19
38 20
39 20
40 21
41 21
42 22
43 22
44 23
45 23
46 24
47 24
48 25
49 25
50 26
51 26
52 27
53 27
54 28
55 28
56 29
57 29
58 30
59 30
60 31
61 31
62 32
63 32
64 33
65 33
66 34
67 34
68 35
69 35
70 36
71 36
72 37
73 37
74 38

[1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,
 12,12,13,13,14,14,15,15,16,16,17,17,18,18,19,19,
 20,20,21,21,22,22,23,23,24,24,25,25,26,26,27,27,
 28,28,29,29,30,30,31,31,32,32,33,33,34,34,35,35,
 36,36,37,37,38]

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Last modified May 23 18:45 EDT 2019. Contains 323528 sequences. (Running on oeis4.)