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A068654 as a simple table

na(n)
119
223
329
441
543
647
753
859
961
1067
1183
1289
13109
14137
15139
16151
17167
18179
19193
20211
21223
22227
23229
24233
25239
26241
27251
28257
29263
30269
31281
32283
33293
34347
35349
36353
37383
38389
39401
40409
41421
42431
43433
44439
45443
46449
47457
48461
49463
50467
51487
52499
53503
54509

[19,23,29,41,43,47,53,59,61,67,83,89,109,137,139,
 151,167,179,193,211,223,227,229,233,239,241,251,
 257,263,269,281,283,293,347,349,353,383,389,401,
 409,421,431,433,439,443,449,457,461,463,467,487,
 499,503,509]