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A305761 as a simple table

na(n)
191
2203
3247
4299
5301
6377
7427
8551
9553
10559
11611
12689
13703
14707
15791
16817
17851
18923
19949
20973
211027
221073
231081
241141
251159
261247
271267
281313
291339
301349
311363
321391
331393
341501
351537
361591
371603
381679
391703
401739
411757
421769
431781
441807
451897
461919
471961

[91,203,247,299,301,377,427,551,553,559,611,689,
 703,707,791,817,851,923,949,973,1027,1073,1081,
 1141,1159,1247,1267,1313,1339,1349,1363,1391,1393,
 1501,1537,1591,1603,1679,1703,1739,1757,1769,1781,
 1807,1897,1919,1961]