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A038917 as a simple table

na(n)
12
23
35
47
513
619
723
831
941
1061
1167
1289
13107
14131
15137
16149
17151
18157
19163
20179
21181
22191
23197
24223
25251
26263
27271
28277
29281
30293
31307
32311
33313
34317
35331
36337
37347
38353
39373
40379
41401
42419
43433
44443
45449
46461

[2,3,5,7,13,19,23,31,41,61,67,89,107,131,137,149,
 151,157,163,179,181,191,197,223,251,263,271,277,
 281,293,307,311,313,317,331,337,347,353,373,379,
 401,419,433,443,449,461]