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A139924 as a simple table

na(n)
141
289
3137
4281
5353
6401
7449
8593
9617
10761
11929
12977
131097
141217
151289
161409
171553
181601
191697
201721
211913
222153
232273
242633
252657
262777
272801
282897
292969
303089
313209
323257
333593
343833
353881
364049
374217
384337
394409
404457
414649
424673

[41,89,137,281,353,401,449,593,617,761,929,977,
 1097,1217,1289,1409,1553,1601,1697,1721,1913,2153,
 2273,2633,2657,2777,2801,2897,2969,3089,3209,3257,
 3593,3833,3881,4049,4217,4337,4409,4457,4649,4673]