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A166318 as a triangular array

1
01
-401
0-1601
800-4001
06400-8001
-3904028000-14001
0-49152089600-22401
3545600-3197440235200-33601
062259200-14540800537600-48001
-517335040548979200

A166318 as a square array

10-40800-390403545600-51733504
10-1606400-49152062259200
10-40028000-319744054897920
10-80089600-14540800
10-1400235200
10-224053760
10-3360
10-480
10
1
10-40800-390403545600-51733504
10-1606400-49152062259200
10-40028000-319744054897920
10-80089600-14540800
10-1400235200
10-224053760
10-3360
10-480
10
1