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A091209 as a simple table

na(n)
15
217
323
429
543
653
771
879
983
1089
11101
12107
13113
14127
15139
16149
17151
18163
19173
20179
21181
22197
23199
24223
25227
26233
27251
28257
29263
30269
31271
32277
33281
34293
35307
36311
37317
38331
39337
40347
41349
42353
43359
44367
45373
46383
47389
48401
49409
50421
51431
52439
53443
54449
55457
56461
57467
58479
59491
60503
61509
62521
63523

[5,17,23,29,43,53,71,79,83,89,101,107,113,127,139,
 149,151,163,173,179,181,197,199,223,227,233,251,
 257,263,269,271,277,281,293,307,311,317,331,337,
 347,349,353,359,367,373,383,389,401,409,421,431,
 439,443,449,457,461,467,479,491,503,509,521,523]