A103822 - OEIS

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A103822 as a triangular array

														0
													0		0
												0		1		0
											0		2		2		0
										0		1		2		1		0
									0		4		2		2		4		0
								0		1		4		3		4		1		0
							0		6		2		4		4		2		6		0
						0		1		2		5		4		5		2		1		0
					0		8		2		6		4		4		6		2		8		0
				0		1		8		3		4		5		4		3		8		1		0
			0		10		2		8		4		6		6		4		8		2		10		0
		0		1		2		9		8		5		6		5		8		9		2		1		0
	0		12		2		10		4		8		6		6		8		4		10		2

A103822 as a square array

0	0	0	0	0	0	0	0	0	0	0	0	0	0
0	1	2	1	4	1	6	1	8	1	10	1	12
0	2	2	2	4	2	2	2	8	2	2	2
0	1	2	3	4	5	6	3	8	9	10
0	4	4	4	4	4	4	4	8	4
0	1	2	5	4	5	6	5	8
0	6	2	6	4	6	6	6
0	1	2	3	4	5	6
0	8	8	8	8	8
0	1	2	9	4
0	10	2	10
0	1	2
0

A103822 as an upper right triangle

0	0	0	0	0	0	0	0	0	0	0	0	0	0
	0	1	2	1	4	1	6	1	8	1	10	1	12
		0	2	2	2	4	2	2	2	8	2	2	2
			0	1	2	3	4	5	6	3	8	9	10
				0	4	4	4	4	4	4	4	8	4
					0	1	2	5	4	5	6	5	8
						0	6	2	6	4	6	6	6
							0	1	2	3	4	5	6
								0	8	8	8	8	8
									0	1	2	9	4
										0	10	2	10
											0	1	2
												0