A143424 - OEIS

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A143424 as a triangular array

											1
										-1		2
									-1		0		4
								0		-2		0		8
							-1		0		0		0		16
						1		-2		-4		0		0		32
					-1		0		0		0		0		0		64
				0		0		0		-8		0		0		0		128
			0		0		-4		0		0		0		0		0		256
		1		-2		0		0		-16		0		0		0		0		512
	-1		0		0		0		0		0		0		0		0		0		1024
0		2		0		-8		0		-32		0		0		0		0		0		2048

A143424 as a square array

1	-1	-1	0	-1	1	-1	0	0	1	-1	0
2	0	-2	0	-2	0	0	0	-2	0	2
4	0	0	-4	0	0	-4	0	0	0
8	0	0	0	-8	0	0	0	-8
16	0	0	0	0	-16	0	0
32	0	0	0	0	0	-32
64	0	0	0	0	0
128	0	0	0	0
256	0	0	0
512	0	0
1024	0
2048

A143424 as an upper right triangle

1	-1	-1	0	-1	1	-1	0	0	1	-1	0
	2	0	-2	0	-2	0	0	0	-2	0	2
		4	0	0	-4	0	0	-4	0	0	0
			8	0	0	0	-8	0	0	0	-8
				16	0	0	0	0	-16	0	0
					32	0	0	0	0	0	-32
						64	0	0	0	0	0
							128	0	0	0	0
								256	0	0	0
									512	0	0
										1024	0
											2048