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A090941 as a simple table

na(n)
13
25
35
47
513
623
723
829
929
1037
1143
1241
1341
1459
1559
1671
17107
18107
19103
20109
21107
22109
23127
24127
25131
26131
27139
28137
29137
30139
31139
32163
33163
34173
35173
36179
37179
38197
39211
40211
41271
42271
43281
44281
45277
46277
47367
48367
49373
50373
51383
52383
53431
54431
55433
56433

[3,5,5,7,13,23,23,29,29,37,43,41,41,59,59,71,107,
 107,103,109,107,109,127,127,131,131,139,137,137,
 139,139,163,163,173,173,179,179,197,211,211,271,
 271,281,281,277,277,367,367,373,373,383,383,431,
 431,433,433]