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A274161 as a simple table

na(n)
12
23
37
411
517
623
727
831
937
1041
1145
1257
1361
1465
1575
1679
1791
1895
1999
20109
21113
22125
23129
24133
25143
26147
27159
28163
29167
30177
31181
32193
33197
34201
35211
36215
37227
38231
39235
40245
41249
42261
43265
44269
45279
46283
47295
48299
49303
50313
51317
52329
53333
54337
55347
56351

[2,3,7,11,17,23,27,31,37,41,45,57,61,65,75,79,91,
 95,99,109,113,125,129,133,143,147,159,163,167,177,
 181,193,197,201,211,215,227,231,235,245,249,261,
 265,269,279,283,295,299,303,313,317,329,333,337,
 347,351]