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A258811 as a simple table

na(n)
13
25
33
417
55
611
75
829
911
105
1117
125
13149
1429
153
1611
175
183
1911
2011
2141
2229
235
2417
255
2611
273
28269
2911
305
3141
325
335
3429
3511
3611
37179
385
3959
405
4129
42149
4329
4429
453
4617
475
483
4917
5011
5141
525
53149
5429
5511
5659
573
585
5917
603
61461
62179
631229
6417
6529
66107
6759
68179
6911
705

[3,5,3,17,5,11,5,29,11,5,17,5,149,29,3,11,5,3,11,
 11,41,29,5,17,5,11,3,269,11,5,41,5,5,29,11,11,179,
 5,59,5,29,149,29,29,3,17,5,3,17,11,41,5,149,29,11,
 59,3,5,17,3,461,179,1229,17,29,107,59,179,11,5]