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A077765
as a simple table
n
a(n)
0
1
1
1
2
2
3
3
4
5
5
7
6
2
7
4
8
15
9
4
10
2
11
11
12
18
13
14
14
53
15
2
16
54
17
1606
18
482
19
104
20
754
21
536
[1,1,2,3,5,7,2,4,15,4,2,11,18,14,53,2,54,1606,482, 104,754,536]