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A052085 as a simple table

na(n)
12
23
35
47
511
613
717
819
923
1029
1131
1237
1341
1443
1547
1653
1759
1861
1967
2071
2173
2279
2383
2489
2597
26103
27107
28109
29113
30127
31137
32139
33149
34157
35163
36167
37173
38179
39193
40197
41199
42211
43223
44227
45229
46233
47239
48241
49251
50257
51263
52269
53271
54277
55281
56283
57293
58307

[2,3,5,7,11,13,17,19,23,29,31,37,41,43,47,53,59,
 61,67,71,73,79,83,89,97,103,107,109,113,127,137,
 139,149,157,163,167,173,179,193,197,199,211,223,
 227,229,233,239,241,251,257,263,269,271,277,281,
 283,293,307]