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A054376 as a triangular array

0
-40
0-640
1625640960
00010485760
-644096-26214416777216-10737418240
0-1638402684354560-43980465111040
25601677721642949672960281474976710656720575940379279360
0-262144000

A054376 as a square array

0-40160-6402560
0-6425604096-163840-262144
040960-2621440167772160
010485761677721626843545642949672960
0-1073741824000
0-4398046511104281474976710656
072057594037927936
0
0-40160-6402560
0-6425604096-163840-262144
040960-2621440167772160
010485761677721626843545642949672960
0-1073741824000
0-4398046511104281474976710656
072057594037927936
0