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A024765
as a simple table
n
a(n)
1
2
2
3
3
21
4
23
5
32
6
34
7
214
8
232
9
324
10
342
11
2322
12
3244
13
3422
14
34222
[2,3,21,23,32,34,214,232,324,342,2322,3244,3422, 34222]