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A171056 as a simple table

na(n)
12
23
35
49
511
613
719
817
923
1027
1131
1239
1341
1443
1549
1653
1757
1861
1969
2091
2193
2297
2383
2487
2579
26101
27103
28109
29107
30113
31129
32131
33139
34137
35147
36151
37159
38163
39169
40193
41197
42181
43171
44173
45179
46177
47211
48223
49229
50227
51233
52237
53241
54251
55259
56263

[2,3,5,9,11,13,19,17,23,27,31,39,41,43,49,53,57,
 61,69,91,93,97,83,87,79,101,103,109,107,113,129,
 131,139,137,147,151,159,163,169,193,197,181,171,
 173,179,177,211,223,229,227,233,237,241,251,259,
 263]