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A188384 as a simple table

na(n)
111
231
341
461
571
6101
7131
8151
9181
10251
11311
12401
13491
14541
15571
16601
17631
18701
19761
20941
21971
221531
231811
242311
252411
262731
273331

[11,31,41,61,71,101,131,151,181,251,311,401,491,
 541,571,601,631,701,761,941,971,1531,1811,2311,
 2411,2731,3331]