A103447 - OEIS

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A103447 as a triangular array

														1
													1		1
												1		-1		1
											1		-1		-1		1
										1		0		1		0		1
									1		-1		1		1		-1		1
								1		1		1		0		1		1		1
							1		-1		1		1		1		1		-1		1
						1		0		0		0		-1		0		0		0		1
					1		0		0		0		0		0		0		0		0		1
				1		1		0		0		1		0		1		0		0		1		1
			1		-1		1		-1		1		1		1		1		-1		1		-1		1
		1		0		-1		0		0		0		0		0		0		0		-1		0		1
	1		-1		-1		-1		-1		0		0		0		0		-1		-1		-1		-1		1

A103447 as a square array

1	1	1	1	1	1	1	1	1	1	1	1	1	1
1	-1	-1	0	-1	1	-1	0	0	1	-1	0	-1
1	-1	1	1	1	1	0	0	0	1	-1	-1
1	0	1	0	1	0	0	0	-1	0	-1
1	-1	1	1	-1	0	1	1	0	-1
1	1	1	0	0	0	1	0	0
1	-1	0	0	1	1	0	0
1	0	0	0	1	0	0
1	0	0	-1	0	0
1	1	1	0	-1
1	-1	-1	-1
1	0	-1
1	-1
1

A103447 as an upper right triangle

1	1	1	1	1	1	1	1	1	1	1	1	1	1
	1	-1	-1	0	-1	1	-1	0	0	1	-1	0	-1
		1	-1	1	1	1	1	0	0	0	1	-1	-1
			1	0	1	0	1	0	0	0	-1	0	-1
				1	-1	1	1	-1	0	1	1	0	-1
					1	1	1	0	0	0	1	0	0
						1	-1	0	0	1	1	0	0
							1	0	0	0	1	0	0
								1	0	0	-1	0	0
									1	1	1	0	-1
										1	-1	-1	-1
											1	0	-1
												1	-1
													1