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A047784 as a simple table

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

[1,2,3,4,4,5,5,6,6,7,7,7,8,8,9,9,9,10,10,10,11,11,
 11,12,12,12,12,13,13,13,14,14,14,14,15,15,15,16,
 16,16,16,17,17,17,17,18,18,18,18,19,19,19,19,20,
 20,20,20,21,21,21,21,22,22,22,22,23,23,23,23]

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Last modified June 17 19:10 EDT 2019. Contains 324198 sequences. (Running on oeis4.)