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A100750 as a simple table

na(n)
13
27
313
431
537
667
773
879
997
10103
11107
12113
13127
14131
15137
16139
17151
18157
19163
20167
21173
22179
23181
24193
25197
26211
27227
28239
29251
30257
31263
32281
33283
34293
35311
36331
37349
38367
39379
40383
41409
42421
43431
44449
45457
46463
47467
48479
49487
50499
51509
52521
53541
54547

[3,7,13,31,37,67,73,79,97,103,107,113,127,131,137,
 139,151,157,163,167,173,179,181,193,197,211,227,
 239,251,257,263,281,283,293,311,331,349,367,379,
 383,409,421,431,449,457,463,467,479,487,499,509,
 521,541,547]