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A028764
as a simple table
n
a(n)
1
2
2
3
3
5
4
6
5
7
6
8
7
10
8
11
9
12
10
14
11
17
12
20
13
22
14
23
15
24
16
26
17
27
18
28
19
29
20
31
21
32
22
35
23
37
24
38
25
39
26
40
27
41
28
44
29
45
30
46
31
47
32
48
33
50
[2,3,5,6,7,8,10,11,12,14,17,20,22,23,24,26,27,28, 29,31,32,35,37,38,39,40,41,44,45,46,47,48,50]
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Last modified April 25 03:15 EDT 2024. Contains 371964 sequences. (Running on oeis4.)