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A139879 as a simple table

na(n)
117
241
389
4257
5353
6521
7593
8761
9857
10881
11929
121049
131097
141193
151217
161361
171433
181553
191601
201697
211721
221889
232273
242393
252441
262609
272729
282777
292897
303041
313209
323449
333617
343881
354049
364073
374217
384241
394289
404409
414457
424721

[17,41,89,257,353,521,593,761,857,881,929,1049,
 1097,1193,1217,1361,1433,1553,1601,1697,1721,1889,
 2273,2393,2441,2609,2729,2777,2897,3041,3209,3449,
 3617,3881,4049,4073,4217,4241,4289,4409,4457,4721]