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A049585 as a simple table

na(n)
12
23
35
47
511
613
717
819
923
1029
1131
1237
1341
1443
1547
1653
1759
1861
1967
2071
2173
2279
2383
2489
2597
26101
27103
28109
29113
30127
31131
32137
33139
34149
35151
36157
37163
38167
39173
40179
41181
42191
43193
44197
45199
46211
47223
48227
49229
50233
51239
52241
53251
54257
55263
56269
57271
58277

[2,3,5,7,11,13,17,19,23,29,31,37,41,43,47,53,59,
 61,67,71,73,79,83,89,97,101,103,109,113,127,131,
 137,139,149,151,157,163,167,173,179,181,191,193,
 197,199,211,223,227,229,233,239,241,251,257,263,
 269,271,277]