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A282083 as a simple table

na(n)
01
14
216
360
4170
5396
6848
71716
83235
95720
109696
1115912
1225236
1338760
1458080
1585272
16122661
17173052
18240240
19328900
20444158
21592020
22780208
231017900
241315015
251682928
262135744
272689808
283362600
294173840
305147328
316310128
327690953
339321780
3411240400

[1,4,16,60,170,396,848,1716,3235,5720,9696,15912,
 25236,38760,58080,85272,122661,173052,240240,
 328900,444158,592020,780208,1017900,1315015,
 1682928,2135744,2689808,3362600,4173840,5147328,
 6310128,7690953,9321780,11240400]