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A051523 as a triangular array

1
-101
110-211
-1320362-331
17160-6026791-461
-240240101524-171001435-601
3603600-1763100358024-386252335-751
-5765760031813200-7491484976024-759853535-911
980179200-598482000159168428-240838922267769-1360805082-1081

A051523 as a square array

1-10110-132017160-2402403603600-57657600980179200
1-21362-6026101524-176310031813200-598482000
1-33791-17100358024-7491484159168428
1-461435-38625976024-24083892
1-602335-759852267769
1-753535-136080
1-915082
1-108
1
1-10110-132017160-2402403603600-57657600980179200
1-21362-6026101524-176310031813200-598482000
1-33791-17100358024-7491484159168428
1-461435-38625976024-24083892
1-602335-759852267769
1-753535-136080
1-915082
1-108
1