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A204024 as a triangular array

1
-12
-416
-1610-124
-7670-201120
-428496-22435-1720
-28083808-2260588-5615040
-2109632152-230088140-134484-140320
-178848298688-245560107328-247722772

A204024 as a square array

1-1-4-16-76-428-2808-21096-178848
211070496380832152298688
6-1-20-224-2260-23008-245560
241355888140107328
120-1-56-1344-24772
7201842772
5040-1
40320
1-1-4-16-76-428-2808-21096-178848
211070496380832152298688
6-1-20-224-2260-23008-245560
241355888140107328
120-1-56-1344-24772
7201842772
5040-1
40320