A174793 - OEIS

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A174793 as a triangular array

														0
													0		0
												0		1		1
											0		0		0		0
										0		1		1		1		1
									0		0		0		2		0		2
								0		1		1		3		1		3		1
							0		0		0		0		0		0		0		0
						0		1		1		1		1		1		1		1		1
					0		0		0		2		0		2		0		2		2		2
				0		1		1		3		1		3		1		3		3		3		1
			0		0		0		0		0		0		0		4		0		0		0		4
		0		1		1		1		1		1		1		5		1		1		1		5		1
	0		0		0		2		0		2		0		6		2		2		0		6		0		2

A174793 as a square array

0	0	0	0	0	0	0	0	0	0	0	0	0	0
0	1	0	1	0	1	0	1	0	1	0	1	0
1	0	1	0	1	0	1	0	1	0	1	0
0	1	2	3	0	1	2	3	0	1	2
1	0	1	0	1	0	1	0	1	0
2	3	0	1	2	3	0	1	2
1	0	1	0	1	0	1	0
0	1	2	3	4	5	6
1	2	3	0	1	2
2	3	0	1	2
1	0	1	0
4	5	6
1	0
2

A174793 as an upper right triangle

0	0	0	0	0	0	0	0	0	0	0	0	0	0
	0	1	0	1	0	1	0	1	0	1	0	1	0
		1	0	1	0	1	0	1	0	1	0	1	0
			0	1	2	3	0	1	2	3	0	1	2
				1	0	1	0	1	0	1	0	1	0
					2	3	0	1	2	3	0	1	2
						1	0	1	0	1	0	1	0
							0	1	2	3	4	5	6
								1	2	3	0	1	2
									2	3	0	1	2
										1	0	1	0
											4	5	6
												1	0
													2