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A045493 as a simple table

na(n)
12
211
329
431
541
643
753
873
983
1097
11113
12131
13137
14139
15149
16173
17179
18181
19193
20211
21227
22241
23251
24257
25263
26269
27281
28317
29337
30347
31349
32359
33367
34389
35431
36433
37449
38463
39467
40479
41487
42503
43521
44541
45557
46563
47569
48571
49577
50587
51593
52599
53647
54659

[2,11,29,31,41,43,53,73,83,97,113,131,137,139,149,
 173,179,181,193,211,227,241,251,257,263,269,281,
 317,337,347,349,359,367,389,431,433,449,463,467,
 479,487,503,521,541,557,563,569,571,577,587,593,
 599,647,659]