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A126243 as a simple table

na(n)
15
211
311
441
529
637
753
867
9131
1071
1197
12139
13127
14727
15193
16157
17191
18211
19191
20359
21307
22521
23349
24577
25571
26353
27307
28487
29347
30541
31571
32487
33541
34409
35947
36593
37563
38569
39787
40547
41587
42983
43587
44569
45587
461223
47563
48557
491213
50569
51563
521381
531213

[5,11,11,41,29,37,53,67,131,71,97,139,127,727,193,
 157,191,211,191,359,307,521,349,577,571,353,307,
 487,347,541,571,487,541,409,947,593,563,569,787,
 547,587,983,587,569,587,1223,563,557,1213,569,563,
 1381,1213]