login

A046118 as a simple table

na(n)
17
217
331
447
567
697
7101
8151
9167
10227
11257
12271
13347
14367
15557
16587
17607
18647
19727
20941
21971
221097
231117
241181
251217
261277
271291
281361
291427
301447
311487
321607
331657
341747
351777
361867
371901
381987
392131
402281
412377
422411
432677
442687
452707
462791
472897
482957

[7,17,31,47,67,97,101,151,167,227,257,271,347,367,
 557,587,607,647,727,941,971,1097,1117,1181,1217,
 1277,1291,1361,1427,1447,1487,1607,1657,1747,1777,
 1867,1901,1987,2131,2281,2377,2411,2677,2687,2707,
 2791,2897,2957]