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A053143 as a simple table

na(n)
11
24
39
44
525
636
749
816
99
10100
11121
1236
13169
14196
15225
1616
17289
1836
19361
20100
21441
22484
23529
24144
2525
26676
2781
28196
29841
30900
31961
3264
331089
341156
351225
3636
371369
381444
391521
40400
411681
421764
431849
44484
45225
462116
472209
48144
4949
50100
512601
52676
532809

[1,4,9,4,25,36,49,16,9,100,121,36,169,196,225,16,
 289,36,361,100,441,484,529,144,25,676,81,196,841,
 900,961,64,1089,1156,1225,36,1369,1444,1521,400,
 1681,1764,1849,484,225,2116,2209,144,49,100,2601,
 676,2809]