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A281021 as a simple table

na(n)
12
23
35
47
5137
6191
7379
8421
9683
10757
11919
121001933
131005553
141006091
151012463
161012513
171013431
181013813
191013921
201013923
211016027
221016401
231016681
241019657
251022729
261022837
271025537
281028011
291028569
301030069
311030889
321030933
331034069
341038119
351040057

[2,3,5,7,137,191,379,421,683,757,919,1001933,
 1005553,1006091,1012463,1012513,1013431,1013813,
 1013921,1013923,1016027,1016401,1016681,1019657,
 1022729,1022837,1025537,1028011,1028569,1030069,
 1030889,1030933,1034069,1038119,1040057]