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A141776 as a simple table

na(n)
13
211
359
467
589
697
7113
8137
9163
10179
11251
12257
13313
14331
15353
16379
17401
18419
19433
20443
21449
22467
23499
24521
25577
26587
27617
28619
29641
30643
31683
32691
33859
34881
35883
36907
37929
38947
39971
40977
411049
421123
431153
441171
451193
461259
471291
481307
491321
501409
511433

[3,11,59,67,89,97,113,137,163,179,251,257,313,331,
 353,379,401,419,433,443,449,467,499,521,577,587,
 617,619,641,643,683,691,859,881,883,907,929,947,
 971,977,1049,1123,1153,1171,1193,1259,1291,1307,
 1321,1409,1433]