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A139494 as a simple table

na(n)
113
243
361
479
5103
6127
7139
8157
9181
10199
11211
12277
13283
14313
15337
16367
17373
18433
19439
20523
21547
22571
23601
24607
25673
26727
27751
28757
29823
30829
31859
32883
33907
34919
35937
36991
37997
381039
391063
401069
411093
421117
431153
441171
451213
461231
471249
481291
491297

[13,43,61,79,103,127,139,157,181,199,211,277,283,
 313,337,367,373,433,439,523,547,571,601,607,673,
 727,751,757,823,829,859,883,907,919,937,991,997,
 1039,1063,1069,1093,1117,1153,1171,1213,1231,1249,
 1291,1297]