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A295089 as a simple table

na(n)
03
17
217
333
455
583
6117
7157
8203
9255
10313
11377
12447
13523
14605
15693
16787
17887
18993
191105
201223
211347
221477
231613
241755
251903
262057
272217
282383
292555
302733
312917
323107
333303
343505
353713
363927
374147
384373
394605
404843
415087
425337
435593
445855
456123
466397
476677
486963
497255
507553
517857

[3,7,17,33,55,83,117,157,203,255,313,377,447,523,
 605,693,787,887,993,1105,1223,1347,1477,1613,1755,
 1903,2057,2217,2383,2555,2733,2917,3107,3303,3505,
 3713,3927,4147,4373,4605,4843,5087,5337,5593,5855,
 6123,6397,6677,6963,7255,7553,7857]