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A061258 as a simple table

na(n)
11
23
37
411
521
621
743
827
961
1063
11111
1253
13157
14129
1587
1691
17273
18183
19343
20151
21175
22333
23507
24117
25521
26471
27547
28305
29813
30261
31931
32347
33447
34819
35483
36431
371333
381029
39631
40327
411641
42525
431807
44781
45681
461521
472163
48373
492101
501563
511095
521103
532757

[1,3,7,11,21,21,43,27,61,63,111,53,157,129,87,91,
 273,183,343,151,175,333,507,117,521,471,547,305,
 813,261,931,347,447,819,483,431,1333,1029,631,327,
 1641,525,1807,781,681,1521,2163,373,2101,1563,
 1095,1103,2757]