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A258030 as a simple table

na(n)
13
27
313
423
537
653
767
873
989
1097
11103
12107
13113
14131
15139
16157
17173
18181
19193
20211
21223
22233
23241
24263
25277
26293
27307
28311
29317
30337
31359
32373
33389
34409
35421
36433
37449
38457
39461
40479
41491
42499
43509
44523
45547
46563
47577
48593
49613
50631
51653
52661
53691
54719

[3,7,13,23,37,53,67,73,89,97,103,107,113,131,139,
 157,173,181,193,211,223,233,241,263,277,293,307,
 311,317,337,359,373,389,409,421,433,449,457,461,
 479,491,499,509,523,547,563,577,593,613,631,653,
 661,691,719]