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A049352 as a triangular array

1
41
20121
120128241
8401400440401
67201624075601120601
60480201600129640277202380841
604800268128022758406563208008044801121
66528003814272041370560154022402498160196560

A049352 as a square array

14201208406720604806048006652800
112128140016240201600268128038142720
1244407560129640227584041370560
14011202772065632015402240
1602380800802498160
1844480196560
1112
1
14201208406720604806048006652800
112128140016240201600268128038142720
1244407560129640227584041370560
14011202772065632015402240
1602380800802498160
1844480196560
1112
1