A326799 - OEIS

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A326799 as a triangular array

									2
								0		-4
							0		-160		6
						0		0		1344		-8
					0		0		145152		-5760		10
				0		0		0		-2534400		17600		-12
			0		0		0		-551755776		20500480		-43680		14
		0		0		0		0		16400384000		-109025280		94080		-16
	0		0		0		0		6006289203200		-213971337216		441423360		-182784		18

A326799 as a square array

2	0	0	0	0	0	0	0	0
-4	-160	0	0	0	0	0	0
6	1344	145152	0	0	0	0
-8	-5760	-2534400	-551755776	0	0
10	17600	20500480	16400384000	6006289203200
-12	-43680	-109025280	-213971337216
14	94080	441423360
-16	-182784
18

A326799 as an upper right triangle

2	0	0	0	0	0	0	0	0
	-4	-160	0	0	0	0	0	0
		6	1344	145152	0	0	0	0
			-8	-5760	-2534400	-551755776	0	0
				10	17600	20500480	16400384000	6006289203200
					-12	-43680	-109025280	-213971337216
						14	94080	441423360
							-16	-182784
								18