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A005471 as a simple table

na(n)
17
213
319
437
579
697
7139
8163
9313
10349
11607
12709
13877
14937
151063
161129
171489
181567
191987
202557
212659
223313
233547
244297
255119
265557
277489
288017
298563
309127
319319
329907
3310513
3411779
3512889
3615013
3715259
3816519
3917299
4018097
4118367
4218913
4320029

[7,13,19,37,79,97,139,163,313,349,607,709,877,937,
 1063,1129,1489,1567,1987,2557,2659,3313,3547,4297,
 5119,5557,7489,8017,8563,9127,9319,9907,10513,
 11779,12889,15013,15259,16519,17299,18097,18367,
 18913,20029]