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A068522 as a simple table

na(n)
00
11
24
39
416
525
636
749
864
981
1010
1111
1214
1319
1426
1535
1646
1759
1874
1991
2040
2141
2244
2349
2456
2565
2676
2789
28104
29121
3090
3191
3294
3399
34106
35115
36126
37139
38154
39171
40160
41161
42164
43169
44176
45185
46196
47209
48224
49241
50250
51251
52254
53259

[0,1,4,9,16,25,36,49,64,81,10,11,14,19,26,35,46,
 59,74,91,40,41,44,49,56,65,76,89,104,121,90,91,94,
 99,106,115,126,139,154,171,160,161,164,169,176,
 185,196,209,224,241,250,251,254,259]