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A057499
as a simple table
n
a(n)
1
1
2
1
3
2
4
1
5
3
6
1
7
4
8
1
9
2
10
2
11
4
12
1
13
6
14
1
15
3
16
6
17
5
18
1
19
7
20
1
21
3
22
1
23
22
24
1
25
16
26
11
27
378
28
8
[1,1,2,1,3,1,4,1,2,2,4,1,6,1,3,6,5,1,7,1,3,1,22,1, 16,11,378,8]