A124749 - OEIS

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A124749 as a triangular array

											1
										0		1
									0		0		1
								0		0		0		1
							0		0		0		-1		1
						0		0		0		0		-1		1
					0		0		0		0		0		-1		1
				0		0		0		0		0		0		-2		1
			0		0		0		0		0		0		1		-2		1
		0		0		0		0		0		0		0		1		-2		1
	0		0		0		0		0		0		0		0		1		-3		1

A124749 as a square array

1	0	0	0	0	0	0	0	0	0	0
1	0	0	0	0	0	0	0	0	0
1	0	0	0	0	0	0	0	0
1	-1	0	0	0	0	0	0
1	-1	0	0	0	0	0
1	-1	0	0	0	0
1	-2	1	0	0
1	-2	1	0
1	-2	1
1	-3
1

A124749 as an upper right triangle

1	0	0	0	0	0	0	0	0	0	0
	1	0	0	0	0	0	0	0	0	0
		1	0	0	0	0	0	0	0	0
			1	-1	0	0	0	0	0	0
				1	-1	0	0	0	0	0
					1	-1	0	0	0	0
						1	-2	1	0	0
							1	-2	1	0
								1	-2	1
									1	-3
										1