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A040069 as a simple table

na(n)
12
23
35
47
511
617
723
829
931
1041
1147
1253
1359
1467
1571
1679
1783
1889
19101
20107
21113
22131
23137
24149
25167
26173
27179
28191
29197
30223
31227
32229
33233
34239
35251
36257
37263
38269
39277
40281
41283
42293
43311
44317
45331
46347
47353

[2,3,5,7,11,17,23,29,31,41,47,53,59,67,71,79,83,
 89,101,107,113,131,137,149,167,173,179,191,197,
 223,227,229,233,239,251,257,263,269,277,281,283,
 293,311,317,331,347,353]