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A075236 as a simple table

na(n)
12
23
35
47
511
631
737
841
943
1053
1159
1261
1367
1471
15181
16191
17193
18197
19199
20211
21227
22233
23257
24263
25271
26277
27281
28293
29307
30311
31313
32317
33331
34337
35349
36359
37367
38373
39379
40383
41389
42431
431087
441093
451103
461109
471117
481123
491153
501187
511193
521201
531213

[2,3,5,7,11,31,37,41,43,53,59,61,67,71,181,191,
 193,197,199,211,227,233,257,263,271,277,281,293,
 307,311,313,317,331,337,349,359,367,373,379,383,
 389,431,1087,1093,1103,1109,1117,1123,1153,1187,
 1193,1201,1213]