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A339999 as a simple table

na(n)
11
24
39
436
5100
6144
7400
8900
91296
102304
112916
123600
1310000
1411664
1512100
1614400
1722500
1832400
1940000
2041616
2182944
2290000
23121104
24122500
25129600
26152100
27176400
28186624
29202500
30219024
31230400
32260100
33291600
34360000
35419904
36435600
37504100

[1,4,9,36,100,144,400,900,1296,2304,2916,3600,
 10000,11664,12100,14400,22500,32400,40000,41616,
 82944,90000,121104,122500,129600,152100,176400,
 186624,202500,219024,230400,260100,291600,360000,
 419904,435600,504100]