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A274678
as a simple table
n
a(n)
1
1
2
2
3
3
4
5
5
7
6
34
7
38
8
49
9
51
10
89
11
91
12
132
13
227
14
3662
15
5019
16
9729
17
25437
18
99944
19
106553
20
114577
[1,2,3,5,7,34,38,49,51,89,91,132,227,3662,5019, 9729,25437,99944,106553,114577]