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A191055 as a simple table

na(n)
17
211
317
419
523
629
753
867
983
1089
1197
12103
13109
14137
15157
16163
17167
18179
19193
20197
21211
22239
23251
24263
25269
26283
27307
28347
29349
30353
31373
32379
33383
34389
35397
36401
37421
38439
39449
40461
41491
42509
43541
44547
45557
46569
47577
48587
49607
50641
51647
52661
53677
54691

[7,11,17,19,23,29,53,67,83,89,97,103,109,137,157,
 163,167,179,193,197,211,239,251,263,269,283,307,
 347,349,353,373,379,383,389,397,401,421,439,449,
 461,491,509,541,547,557,569,577,587,607,641,647,
 661,677,691]