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A184247 as a simple table

na(n)
15
211
317
429
541
653
759
871
997
10101
11107
12137
13149
14157
15173
16179
17191
18197
19211
20223
21227
22239
23257
24263
25269
26281
27311
28347
29373
30397
31419
32431
33457
34461
35487
36499
37521
38541
39563
40569
41593
42599
43607
44617
45641
46653
47659
48673
49733
50769
51809
52821
53827
54857

[5,11,17,29,41,53,59,71,97,101,107,137,149,157,
 173,179,191,197,211,223,227,239,257,263,269,281,
 311,347,373,397,419,431,457,461,487,499,521,541,
 563,569,593,599,607,617,641,653,659,673,733,769,
 809,821,827,857]