login

A354524 as a simple table

na(n)
111
213
317
431
537
697
7131
8163
9271
10277
11331
12811
131511
142437
152731
163511
177297
189127
199511
2018191
2121871
2227127
2365617
2472931
25196831
26196837
27278191
28332767
29729511
30812047
311262143
321524287
331968331
342187511
355314411
365314417
375904931
386561127
397298191
4015943237
4147829697
4253144131

[11,13,17,31,37,97,131,163,271,277,331,811,1511,
 2437,2731,3511,7297,9127,9511,18191,21871,27127,
 65617,72931,196831,196837,278191,332767,729511,
 812047,1262143,1524287,1968331,2187511,5314411,
 5314417,5904931,6561127,7298191,15943237,47829697,
 53144131]