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A039986 as a simple table

na(n)
12
23
35
47
511
619
723
829
941
1043
1147
1253
1359
1461
1567
1683
1789
18151
19211
20223
21227
22229
23233
24257
25263
26269
27353
28383
29409
30431
31433
32443
33449
34487
35499
36523
37541
38557
39599
40661
41677
42773
43827
44829
45853
46859
47881
48883
49887
50929
51997
521447
531451
541481
552111

[2,3,5,7,11,19,23,29,41,43,47,53,59,61,67,83,89,
 151,211,223,227,229,233,257,263,269,353,383,409,
 431,433,443,449,487,499,523,541,557,599,661,677,
 773,827,829,853,859,881,883,887,929,997,1447,1451,
 1481,2111]