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A040054 as a simple table

na(n)
12
23
35
411
517
623
729
837
941
1047
1153
1259
1371
1473
1579
1683
1789
18101
19103
20107
21113
22127
23131
24137
25139
26149
27167
28173
29179
30191
31197
32227
33233
34239
35251
36257
37263
38269
39271
40281
41293
42311
43317
44331
45347
46349
47353

[2,3,5,11,17,23,29,37,41,47,53,59,71,73,79,83,89,
 101,103,107,113,127,131,137,139,149,167,173,179,
 191,197,227,233,239,251,257,263,269,271,281,293,
 311,317,331,347,349,353]