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A227252 as a simple table

na(n)
12
23
39
423
553
6113
7225
8421
9745
101255
112025
123147
134733
146917
159857
1613737
1718769
1825195
1933289
2043359
2155749
2270841
2389057
24110861
25136761
26167311
27203113
28244819
29293133
30348813
31412673
32485585
33568481
34662355
35768265
36887335
371020757
381169793

[2,3,9,23,53,113,225,421,745,1255,2025,3147,4733,
 6917,9857,13737,18769,25195,33289,43359,55749,
 70841,89057,110861,136761,167311,203113,244819,
 293133,348813,412673,485585,568481,662355,768265,
 887335,1020757,1169793]