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A166357 as a triangular array

1
01
201
0601
801201
04002001
144012003001
01008028004201
576004032056005601
0518400120960100807201
40320002592000302400168009001

A166357 as a square array

102080144057600403200
106040010080518400
10120120040320259200
102002800120960
10300560030240
1042010080
105601680
10720
1090
10
1
102080144057600403200
106040010080518400
10120120040320259200
102002800120960
10300560030240
1042010080
105601680
10720
1090
10
1