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A353043 as a simple table

na(n)
21
311
429
539
6111
7129
8139
91029
101039
111111
121129
131139
1411139
1529139
1639139

[1,11,29,39,111,129,139,1029,1039,1111,1129,1139,
 11139,29139,39139]