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A135978 as a simple table

na(n)
111
223
337
441
559
667
783
897
9101
10103
11109
12131
13137
14139
15149
16167
17197
18199
19227
20241
21269
22271
23281
24293
25347
26373
27379
28421
29457
30487
31523
32727
33809
34881
35971
36983
37997
381061
391063

[11,23,37,41,59,67,83,97,101,103,109,131,137,139,
 149,167,197,199,227,241,269,271,281,293,347,373,
 379,421,457,487,523,727,809,881,971,983,997,1061,
 1063]