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A199568 as a triangular array

1
01
-601
0-4801
2800-20001
086400-60001
-520800999600-147001
0-430080006899200-313601
276514560-110557440034292160-604801

A199568 as a square array

10-602800-52080027651456
10-48086400-43008000
10-2000999600-110557440
10-60006899200
10-147003429216
10-31360
10-6048
10
1
10-602800-52080027651456
10-48086400-43008000
10-2000999600-110557440
10-60006899200
10-147003429216
10-31360
10-6048
10
1