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A363245 as a simple table

na(n)
13
27
310
411
517
631
741
871
9169
10199
11263
12337
13367
141553
152129
162287
172297
184351
1910433
2016391
2116433
2234829
2365543
2469557
25165887
26262151
27358481
28817153
29952319
301048583
313704737
323932167
334518071
3412582919
3517305417
3617367019
3750069497
3850593799
3987228517

[3,7,10,11,17,31,41,71,169,199,263,337,367,1553,
 2129,2287,2297,4351,10433,16391,16433,34829,65543,
 69557,165887,262151,358481,817153,952319,1048583,
 3704737,3932167,4518071,12582919,17305417,
 17367019,50069497,50593799,87228517]