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A043326 as a simple table

na(n)
115
221
333
439
555
669
785
891
9111
10115
11129
12133
13141
14159
15183
16201
17213
18235
19253
20259
21265
22295
23309
24319
25339
26355
27381
28391
29403
30411
31445
32451
33469
34481
35489
36493
37501
38505
39511
40543
41559
42565
43573
44579
45589
46633
47649
48655
49679
50685

[15,21,33,39,55,69,85,91,111,115,129,133,141,159,
 183,201,213,235,253,259,265,295,309,319,339,355,
 381,391,403,411,445,451,469,481,489,493,501,505,
 511,543,559,565,573,579,589,633,649,655,679,685]