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A077487 as a simple table

na(n)
11
24
39
416
525
636
749
864
981
10100
11144
12196
13400
14441
15841
16900
171369
183364
194096
205041
218649
2210000
2310816
2411449
2520164
2638416
2740000
2861009
2964009
3090000
311000000
321004004
333013696
343108169
354000000
364004001
379000000
38100000000

[1,4,9,16,25,36,49,64,81,100,144,196,400,441,841,
 900,1369,3364,4096,5041,8649,10000,10816,11449,
 20164,38416,40000,61009,64009,90000,1000000,
 1004004,3013696,3108169,4000000,4004001,9000000,
 100000000]