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A161794 as a simple table

na(n)
11
22
34
44
56
66
76
86
98
108
1114
1214
1314
1414
1514
1614
1714
1814
1914
2014
2114
2214
2318
2418
2518
2618
2718
2818
2918
3020
3120
3220
3322
3422
3522
3634
3734
3834
3934
4034
4134
4234
4334
4434
4534
4634
4734
4834
4934
5034
5134
5234
5334
5434
5534
5634
5734
5834
5934
6034
6134
6234
6334
6434
6534
6634
6734
6834
6934
7034
7134
7234
7334

[1,2,4,4,6,6,6,6,8,8,14,14,14,14,14,14,14,14,14,
 14,14,14,18,18,18,18,18,18,18,20,20,20,22,22,22,
 34,34,34,34,34,34,34,34,34,34,34,34,34,34,34,34,
 34,34,34,34,34,34,34,34,34,34,34,34,34,34,34,34,
 34,34,34,34,34,34]