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A337613 as a simple table

na(n)
11
23
37
49
571
611
713
817
919
1073
1179
12711
1331
1437
1597
16111
17113
18117
19119
20713
21131
22137
23171
24173
25179
26717
27197
28311
29313
30719
31731
32317
33319
34737
35371
36373
37797
38379
397111
40971
41973
421111
43979
447113
451113
461117
471119
487117
491131
501137
511171
521173
531179
547119
557131
561197
571311
581313
591317
601319
617137

[1,3,7,9,71,11,13,17,19,73,79,711,31,37,97,111,
 113,117,119,713,131,137,171,173,179,717,197,311,
 313,719,731,317,319,737,371,373,797,379,7111,971,
 973,1111,979,7113,1113,1117,1119,7117,1131,1137,
 1171,1173,1179,7119,7131,1197,1311,1313,1317,1319,
 7137]