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A086499 as a simple table

na(n)
15
217
341
489
5131
6197
7281
8389
9509
10641
11809
12971
131163
141373
151607
161871
172141
182441
192789
203119
213467
223917
234337
244787
255261
265711
276197
286737
297211
307793
318369
328933
339623
3410271
3510937
3611657
3712377
3813259
3914057
4014879
4115731
4216553
4317393

[5,17,41,89,131,197,281,389,509,641,809,971,1163,
 1373,1607,1871,2141,2441,2789,3119,3467,3917,4337,
 4787,5261,5711,6197,6737,7211,7793,8369,8933,9623,
 10271,10937,11657,12377,13259,14057,14879,15731,
 16553,17393]