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A228070 as a simple table

na(n)
117
219
323
431
537
641
747
861
967
10107
11109
12113
13127
14131
15137
16139
17151
18157
19167
20181
21197
22227
23229
24233
25241
26247
27251
28257
29271
30277
31317
32323
33337
34347
35349
36353
37361
38367
39377
40391
41397
42437
43439
44443
45457
46461
47463
48467
49481
50487
51527
52533
53547
54557

[17,19,23,31,37,41,47,61,67,107,109,113,127,131,
 137,139,151,157,167,181,197,227,229,233,241,247,
 251,257,271,277,317,323,337,347,349,353,361,367,
 377,391,397,437,439,443,457,461,463,467,481,487,
 527,533,547,557]