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A339520 as a simple table

na(n)
125
235
351
465
575
691
7105
8175
9203
10325
11391
12455
13575
14645
15861
161247
171275
181295
191633
201763
211775
221785
231875
241921
252275
262407
272415
282599
292625
302651
313045
323367
334199
344579
354623
365629
375835
385887
396441
406699
419959
4210465
4310815
4410825
4510877
4611865
4712025

[25,35,51,65,75,91,105,175,203,325,391,455,575,
 645,861,1247,1275,1295,1633,1763,1775,1785,1875,
 1921,2275,2407,2415,2599,2625,2651,3045,3367,4199,
 4579,4623,5629,5835,5887,6441,6699,9959,10465,
 10815,10825,10877,11865,12025]