A162170 - OEIS

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A162170 as a triangular array

												1
											1		1
										1		0		1
									2		0		3		1
								5		0		6		0		1
							16		0		20		0		5		1
						61		0		75		0		15		0		1
					272		0		336		0		70		0		7		1
				1385		0		1708		0		350		0		28		0		1
			7936		0		9792		0		2016		0		168		0		9		1
		50521		0		62325		0		12810		0		1050		0		45		0		1
	353792		0		436480		0		89760		0		7392		0

A162170 as a square array

1	1	1	2	5	16	61	272	1385	7936	50521	353792
1	0	0	0	0	0	0	0	0	0	0
1	3	6	20	75	336	1708	9792	62325	436480
1	0	0	0	0	0	0	0	0
1	5	15	70	350	2016	12810	89760
1	0	0	0	0	0	0
1	7	28	168	1050	7392
1	0	0	0	0
1	9	45
1	0
1

A162170 as an upper right triangle

1	1	1	2	5	16	61	272	1385	7936	50521	353792
	1	0	0	0	0	0	0	0	0	0	0
		1	3	6	20	75	336	1708	9792	62325	436480
			1	0	0	0	0	0	0	0	0
				1	5	15	70	350	2016	12810	89760
					1	0	0	0	0	0	0
						1	7	28	168	1050	7392
							1	0	0	0	0
								1	9	45
									1	0
										1