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A099006
as a simple table
n
a(n)
1
2
2
3
3
26
4
27
5
45
6
62
7
147
8
1277
9
1665
10
1979
11
2970
12
12773
13
17702
14
19128
15
22206
16
22386
17
25053
[2,3,26,27,45,62,147,1277,1665,1979,2970,12773, 17702,19128,22206,22386,25053]