A278701 - OEIS

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A278701 as a triangular array

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

A278701 as a square array

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

A278701 as an upper right triangle

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