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A273250 as a simple table

na(n)
01
15
217
337
465
5101
6137
7181
8241
9309
10377
11453
12537
13629
14705
15789
16913
171045
181177
191317
201465
211621
221761
231909
242089
252277
262449
272629
282817
293013
303145
313285
323537
333797
344057
354325
364601
374885
385153
395429
405737
416053
426353
436661
446977
457301
467561

[1,5,17,37,65,101,137,181,241,309,377,453,537,629,
 705,789,913,1045,1177,1317,1465,1621,1761,1909,
 2089,2277,2449,2629,2817,3013,3145,3285,3537,3797,
 4057,4325,4601,4885,5153,5429,5737,6053,6353,6661,
 6977,7301,7561]