A176129 - OEIS

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A176129 as a triangular array

									1
								1		0
							1		2		0
						1		6		16		0
					1		12		174		192		0
				1		20		690		7020		2816		0
			1		30		1876		52808		325590		46592		0
		1		42		4140		229680		4558410		16290708		835584		0
	1		56		7986		738192		31497284		420421056		854630476		15876096		0

A176129 as a square array

1	1	1	1	1	1	1	1	1
0	2	6	12	20	30	42	56
0	16	174	690	1876	4140	7986
0	192	7020	52808	229680	738192
0	2816	325590	4558410	31497284
0	46592	16290708	420421056
0	835584	854630476
0	15876096
0

A176129 as an upper right triangle

1	1	1	1	1	1	1	1	1
	0	2	6	12	20	30	42	56
		0	16	174	690	1876	4140	7986
			0	192	7020	52808	229680	738192
				0	2816	325590	4558410	31497284
					0	46592	16290708	420421056
						0	835584	854630476
							0	15876096
								0