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A013607 as a simple table

na(n)
11
25
35
45
517
67
717
87
97
107
1159
1219
1317
1413
157
1619
1749
1813
1919
207
2123
2235
2319
2489
2517
26119
2729
2855
295
3019
315
3259
3385
345
3517
3635
3759
3883
3949
40115
4119
4223
4343
44109
45103
467
4723
4819
497
50245
5143
5213
535
5455
5589
5683
57143
5853
5953
60383
617
6255
63113
6437
655
6623
67143
68115

[1,5,5,5,17,7,17,7,7,7,59,19,17,13,7,19,49,13,19,
 7,23,35,19,89,17,119,29,55,5,19,5,59,85,5,17,35,
 59,83,49,115,19,23,43,109,103,7,23,19,7,245,43,13,
 5,55,89,83,143,53,53,383,7,55,113,37,5,23,143,115]