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A112227 as a triangular array

1
01
-201
0-601
120-1201
0600-2001
-12001800-3001
0-84004200-4201
16800-336008400-5601
0151200-10080015120-7201
-302400756000-25200025200-9001
0-33264002772000-55440039600-11001
6652800

A112227 as a square array

10-20120-120016800-302400665280
10-60600-8400151200-3326400
10-1201800-33600756000
10-2004200-100800277200
10-3008400-252000
10-42015120-55440
10-56025200
10-7203960
10-900
10-110
10
1
10-20120-120016800-302400665280
10-60600-8400151200-3326400
10-1201800-33600756000
10-2004200-100800277200
10-3008400-252000
10-42015120-55440
10-56025200
10-7203960
10-900
10-110
10
1