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A299956 as a simple table

na(n)
12
23
35
47
511
613
717
823
929
1031
1141
1243
1347
1453
1559
1661
1767
1871
1973
2083
2189
22101
23103
24107
25113
26131
27137
28149
29151
30157
31167
32173
33179
34181
35191
36193
37197
38199
39211
40227
41233
42239
43241
44251
45257
46263
47269
48271
49281
50293
51307
52311
53317
54331
55337
56347
57353
58359

[2,3,5,7,11,13,17,23,29,31,41,43,47,53,59,61,67,
 71,73,83,89,101,103,107,113,131,137,149,151,157,
 167,173,179,181,191,193,197,199,211,227,233,239,
 241,251,257,263,269,271,281,293,307,311,317,331,
 337,347,353,359]