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A119766
as a simple table
n
a(n)
1
1
2
2
3
4
4
6
5
8
6
10
7
12
8
14
9
16
10
18
11
26
12
34
13
36
14
38
15
42
16
74
17
114
18
118
19
396
20
674
21
1870
22
4306
23
22808
[1,2,4,6,8,10,12,14,16,18,26,34,36,38,42,74,114, 118,396,674,1870,4306,22808]