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A105883 as a simple table

na(n)
12
27
313
417
529
641
773
879
983
10101
11107
12109
13127
14131
15139
16149
17151
18167
19173
20197
21227
22233
23239
24263
25271
26277
27281
28283
29293
30307
31347
32359
33373
34431
35439
36461
37479
38491
39503
40557
41563
42569
43571
44593
45601
46607
47613
48659
49673
50677
51701
52739
53743
54761
55769
56787
57809

[2,7,13,17,29,41,73,79,83,101,107,109,127,131,139,
 149,151,167,173,197,227,233,239,263,271,277,281,
 283,293,307,347,359,373,431,439,461,479,491,503,
 557,563,569,571,593,601,607,613,659,673,677,701,
 739,743,761,769,787,809]