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A118386
as a simple table
n
a(n)
1
1
2
5
3
7
4
11
5
19
6
22
7
29
8
47
9
58
10
71
11
127
12
142
13
191
14
446
15
508
16
607
17
758
18
1087
19
1214
[1,5,7,11,19,22,29,47,58,71,127,142,191,446,508, 607,758,1087,1214]