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A356533 as a simple table

na(n)
11
225
3100
4441
5676
62500
72500
87225
98281
1016900
1114884
1244100
1328900
1462500
1567600
16116281
1784100
18207025
19131044
20298116
21250000
22372100
23280900
24722500
25423801
26722500
27672400
281102500
29708964
301690000
31925444
321863225
331488400
342102500
351690000
363651921

[1,25,100,441,676,2500,2500,7225,8281,16900,14884,
 44100,28900,62500,67600,116281,84100,207025,
 131044,298116,250000,372100,280900,722500,423801,
 722500,672400,1102500,708964,1690000,925444,
 1863225,1488400,2102500,1690000,3651921]