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A061368 as a simple table

na(n)
13
211
317
459
571
6107
7149
8179
9191
10197
11227
12239
13269
14311
15347
16419
17431
18521
19599
20659
21809
22827
23881
241019
251031
261049
271061
281091
291151
301277
311319
321427
331451
341487
351607
361619
371667
381787
391871
401931
411949
421997
432027
442087
452111
462141
472267

[3,11,17,59,71,107,149,179,191,197,227,239,269,
 311,347,419,431,521,599,659,809,827,881,1019,1031,
 1049,1061,1091,1151,1277,1319,1427,1451,1487,1607,
 1619,1667,1787,1871,1931,1949,1997,2027,2087,2111,
 2141,2267]