A220967 - OEIS

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A220967 as a triangular array

									1
								2		2
							4		8		4
						8		40		40		8
					16		176		405		176		16
				32		744		3561		3561		744		32
			64		3144		29567		60534		29567		3144		64
		128		13128		242439		993913		993913		242439		13128		128
	256		54424		1964902		16142576

A220967 as a square array

1	2	4	8	16	32	64	128	256
2	8	40	176	744	3144	13128	54424
4	40	405	3561	29567	242439	1964902
8	176	3561	60534	993913	16142576
16	744	29567	993913
32	3144	242439
64	13128
128

A220967 as an upper right triangle

1	2	4	8	16	32	64	128	256
	2	8	40	176	744	3144	13128	54424
		4	40	405	3561	29567	242439	1964902
			8	176	3561	60534	993913	16142576
				16	744	29567	993913
					32	3144	242439
						64	13128
							128