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A124827
as a simple table
n
a(n)
1
1
2
2
3
6
4
8
5
20
6
12
7
42
8
16
9
54
10
40
11
110
12
48
13
156
14
84
15
120
16
64
17
272
18
108
19
342
20
160
21
252
[1,2,6,8,20,12,42,16,54,40,110,48,156,84,120,64, 272,108,342,160,252]