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A014727 as a simple table

na(n)
04
116
236
316
4100
5100
636
7400
836
964
10784
113136
124900
133136
14784
1564
161296
177056
1815876
1915876
207056
211296
22100
2314400
2444100
2563504
2644100
2714400
28100
29108900
30213444
31213444
32108900
33144
344356
3548400
36627264
37853776
38627264
3948400
404356

[4,16,36,16,100,100,36,400,36,64,784,3136,4900,
 3136,784,64,1296,7056,15876,15876,7056,1296,100,
 14400,44100,63504,44100,14400,100,108900,213444,
 213444,108900,144,4356,48400,627264,853776,627264,
 48400,4356]