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A192590 as a simple table

na(n)
12
24
35
47
511
613
717
819
923
1031
1141
1243
1359
1473
1579
1683
1789
18163
19233
20313
21353
22463
23929
241249
251409
264993

[2,4,5,7,11,13,17,19,23,31,41,43,59,73,79,83,89,
 163,233,313,353,463,929,1249,1409,4993]