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A140882 as a triangular array

1
2-1
0-41
0-86-1
0-1219-81
0-1644-3410-1
0-2085-10453-121
0-24146-259200-7614-1
0-28231-560606-340103-161
0-32344-10921572-1210532-13418-1
0-36489-19683630-36522171-784169-201

A140882 as a square array

12000000000
-1-4-8-12-16-20-24-28-32-36
16194485146231344489
-1-8-34-104-259-560-1092-1968
1105320060615723630
-1-12-76-340-1210-3652
1141035322171
-1-16-134-784
118169
-1-20
1
12000000000
-1-4-8-12-16-20-24-28-32-36
16194485146231344489
-1-8-34-104-259-560-1092-1968
1105320060615723630
-1-12-76-340-1210-3652
1141035322171
-1-16-134-784
118169
-1-20
1