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A228724 as a simple table

na(n)
10
20
30
43
57
6-23
7-73
8-57
9186
102126
113161
123885
1312731
1439462
15-13815
16-151907
171117163
185045162
19-19274680
2018700047
21127912738
22252060543
23-656184524
242799754423
255292148929
2627646015077
2749454963317
28271968742992

[0,0,0,3,7,-23,-73,-57,186,2126,3161,3885,12731,
 39462,-13815,-151907,1117163,5045162,-19274680,
 18700047,127912738,252060543,-656184524,
 2799754423,5292148929,27646015077,49454963317,
 271968742992]