A127972 - OEIS

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A127972 as a triangular array

												1
											1		1
										1		0		1
									1		0		0		1
								0		0		1		0		1
							1		0		1		0		1		1
						0		0		1		0		0		0		1
					1		0		0		0		0		0		0		1
				0		0		0		0		1		0		0		0		1
			1		0		1		0		0		0		0		0		1		1
		0		0		0		0		1		0		1		0		1		0		1
	1		0		0		0		1		0

A127972 as a square array

1	1	1	1	0	1	0	1	0	1	0	1
1	0	0	0	0	0	0	0	0	0	0
1	0	1	1	1	0	0	1	0	0
1	0	0	0	0	0	0	0	0
1	1	0	0	1	0	1	1
1	0	0	0	0	0	0
1	0	0	0	1
1	0	0	0
1	1	1
1	0
1

A127972 as an upper right triangle

1	1	1	1	0	1	0	1	0	1	0	1
	1	0	0	0	0	0	0	0	0	0	0
		1	0	1	1	1	0	0	1	0	0
			1	0	0	0	0	0	0	0	0
				1	1	0	0	1	0	1	1
					1	0	0	0	0	0	0
						1	0	0	0	1
							1	0	0	0
								1	1	1
									1	0
										1