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A337237 as a simple table

na(n)
19
215
325
427
535
645
765
875
991
10121
11135
12143
13175
14225
15275
16325
17385
18455
19533
20595
21615
22675
23935
241035
251107
261325
271359
281431
291495
301547
311573
321935
332015
342255
352275
362775
373025
383059
393575
403605
414025
424081
434235
444355
455005
465089
475475
485525
495719
505993
516165

[9,15,25,27,35,45,65,75,91,121,135,143,175,225,
 275,325,385,455,533,595,615,675,935,1035,1107,
 1325,1359,1431,1495,1547,1573,1935,2015,2255,2275,
 2775,3025,3059,3575,3605,4025,4081,4235,4355,5005,
 5089,5475,5525,5719,5993,6165]