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A045420 as a simple table

na(n)
13
27
311
417
529
631
743
853
959
1067
1171
1273
13101
14109
15113
16127
17137
18151
19157
20179
21193
22197
23199
24211
25227
26239
27241
28263
29269
30277
31281
32283
33311
34337
35347
36353
37367
38379
39389
40409
41421
42431
43449
44463
45479

[3,7,11,17,29,31,43,53,59,67,71,73,101,109,113,
 127,137,151,157,179,193,197,199,211,227,239,241,
 263,269,277,281,283,311,337,347,353,367,379,389,
 409,421,431,449,463,479]