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A084541
as a simple table
n
a(n)
1
1
2
2
3
3
4
4
5
7
6
8
7
14
8
16
9
24
10
32
11
62
12
68
13
77
14
88
15
138
16
162
17
164
18
183
19
321
20
333
21
502
22
1613
[1,2,3,4,7,8,14,16,24,32,62,68,77,88,138,162,164, 183,321,333,502,1613]