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A291633
as a simple table
n
a(n)
1
1
2
2
3
3
4
11
5
20
6
22
7
42
8
43
9
82
10
162
11
171
12
322
13
340
14
342
15
642
16
682
17
683
18
1282
19
1362
20
2562
21
2722
22
2731
[1,2,3,11,20,22,42,43,82,162,171,322,340,342,642, 682,683,1282,1362,2562,2722,2731]
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Last modified April 25 12:15 EDT 2024. Contains 371969 sequences. (Running on oeis4.)