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A079001
as a simple table
n
a(n)
1
2
2
2
3
2
4
3
5
3
6
3
7
4
8
4
9
4
10
5
11
5
12
5
13
6
14
6
15
6
16
7
17
7
18
7
19
7
20
8
21
8
22
8
23
9
24
9
25
9
26
9
[2,2,2,3,3,3,4,4,4,5,5,5,6,6,6,7,7,7,7,8,8,8,9,9, 9,9]