A289537 - OEIS

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A289537 as a triangular array

										1
									1		0
								1		2		0
							1		6		4		0
						1		14		28		8		0
					1		30		140		120		16		0
				1		62		620		1240		496		32		0
			1		126		2604		11160		10416		2016		64		0
		1		254		10668		94488		188976		85344		8128		128		0
	1		510		43180		777240		3212592		3108960		690880		32640		256		0

A289537 as a square array

1	1	1	1	1	1	1	1	1	1
0	2	6	14	30	62	126	254	510
0	4	28	140	620	2604	10668	43180
0	8	120	1240	11160	94488	777240
0	16	496	10416	188976	3212592
0	32	2016	85344	3108960
0	64	8128	690880
0	128	32640
0	256
0

A289537 as an upper right triangle

1	1	1	1	1	1	1	1	1	1
	0	2	6	14	30	62	126	254	510
		0	4	28	140	620	2604	10668	43180
			0	8	120	1240	11160	94488	777240
				0	16	496	10416	188976	3212592
					0	32	2016	85344	3108960
						0	64	8128	690880
							0	128	32640
								0	256
									0