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A236247 as a simple table

na(n)
11
249
325
4121
5784
6196
733124
84900
94
104356
112304324
12213444
132371600
14379456
1587616
16360000
173802500
18562500
19100
20532900
215456896
22767376
235934096
24992016
259947716
261350244
2732467204
2844100
292414916
3010458756
312683044

[1,49,25,121,784,196,33124,4900,4,4356,2304324,
 213444,2371600,379456,87616,360000,3802500,562500,
 100,532900,5456896,767376,5934096,992016,9947716,
 1350244,32467204,44100,2414916,10458756,2683044]