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A215282 as a simple table

na(n)
12
23
323
441
559
661
779
897
9137
10173
11193
12211
13251
14269
15307
16383
17401
18421
19439
20479
21593
22631
23743
24821
25839
26857
27859
28877
29953
30971
31991
321009
331049
341087
351123
361163
371181
381201
391237
401277
411409
421427
431429
441447
451523
461543
471579
481619
491637

[2,3,23,41,59,61,79,97,137,173,193,211,251,269,
 307,383,401,421,439,479,593,631,743,821,839,857,
 859,877,953,971,991,1009,1049,1087,1123,1163,1181,
 1201,1237,1277,1409,1427,1429,1447,1523,1543,1579,
 1619,1637]