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A151892
as a simple table
n
a(n)
1
1
2
2
3
3
4
4
5
6
6
7
7
14
8
15
9
20
10
25
11
32
12
34
13
35
14
67
15
89
16
191
17
316
18
411
19
1213
20
1280
[1,2,3,4,6,7,14,15,20,25,32,34,35,67,89,191,316, 411,1213,1280]
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Last modified April 17 23:23 EDT 2024. Contains 371767 sequences. (Running on oeis4.)