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A084165 as a simple table

na(n)
15
213
317
437
589
697
7181
82689
92969
104621
117457
128081
138161
1436709
1562701
16169489
17169709
18169753
19282809
20770101
215763577
229491101
239491281
249495121
2542544261
26115195501
27189689041
28189689653
29312315373
30312316409
312294883817

[5,13,17,37,89,97,181,2689,2969,4621,7457,8081,
 8161,36709,62701,169489,169709,169753,282809,
 770101,5763577,9491101,9491281,9495121,42544261,
 115195501,189689041,189689653,312315373,312316409,
 2294883817]