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A286658 as a simple table

na(n)
113
229
353
4149
5173
6269
7293
8317
9389
10509
11557
12653
13769
14773
15797
161109
171229
181493
191637
201733
211949
221997
232309
242477
252693
262837
272909
282957
293329
303413
313533
323677
333989
344133
354157
364253
374349
384373
394493
404517
415189
425309
435693
445717
455813
466173

[13,29,53,149,173,269,293,317,389,509,557,653,769,
 773,797,1109,1229,1493,1637,1733,1949,1997,2309,
 2477,2693,2837,2909,2957,3329,3413,3533,3677,3989,
 4133,4157,4253,4349,4373,4493,4517,5189,5309,5693,
 5717,5813,6173]