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A337215
as a simple table
n
a(n)
1
5
2
8
3
9
4
10
5
13
6
16
7
17
8
18
9
20
10
25
11
26
12
29
13
32
14
34
15
36
16
37
17
40
18
41
19
45
20
48
21
49
22
50
[5,8,9,10,13,16,17,18,20,25,26,29,32,34,36,37,40, 41,45,48,49,50]