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A288580 as a triangular array

1
1-1
1-14
11-4-36
11-29576
11-4-964-14400
112-3-8-225518400
112-6-1640-2304-25401600
112-9-4-15324110251625702400
1123-8-25144280147456-131681894400
1123-12-5-24105-2240-89302513168189440000

A288580 as a square array

11111111111
-1-111111111
4-4-2-422222
-369-9-3-6-933
57664-8-16-4-8-12
-14400-22540-15-25-5
518400-2304324144-24
-2540160011025280105
1625702400147456-2240
-131681894400-893025
13168189440000
11111111111
-1-111111111
4-4-2-422222
-369-9-3-6-933
57664-8-16-4-8-12
-14400-22540-15-25-5
518400-2304324144-24
-2540160011025280105
1625702400147456-2240
-131681894400-893025
13168189440000