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A153592 as a simple table

na(n)
12
23
33
42
520
62
72
858
958
102
112
12100
13516
14100
152
162
17162
182356
192356
20162
212
222
23248
246718
2526384
266718
27248
282
292
30362
3116038
32165038
33165038
3416038
35362
362
372
38508
3934256
40664772
412229724
42664772
4334256
44508
452
462
47690
4867344
492142448
5017747916

[2,3,3,2,20,2,2,58,58,2,2,100,516,100,2,2,162,
 2356,2356,162,2,2,248,6718,26384,6718,248,2,2,362,
 16038,165038,165038,16038,362,2,2,508,34256,
 664772,2229724,664772,34256,508,2,2,690,67344,
 2142448,17747916]