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A080556
as a simple table
n
a(n)
0
1
1
1
2
2
3
4
4
6
5
9
6
12
7
17
8
21
9
29
10
34
11
45
12
52
13
59
14
58
15
58
16
51
17
45
18
33
19
23
20
12
21
8
22
4
23
2
24
1
[1,1,2,4,6,9,12,17,21,29,34,45,52,59,58,58,51,45, 33,23,12,8,4,2,1]