A230398 - OEIS

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A230398 as a triangular array

										0
									0		0
								0		0		0
							0		0		0		0
						0		0		0		0		0
					0		2		82		82		2		0
				0		8		842		3200		842		8		0
			0		32		9068		88580		88580		9068		32		0
		0		120		92538		2467778		6605632		2467778		92538		120		0
	0		430		934880		68210356		501998702		501998702		68210356		934880		430		0
0

A230398 as a square array

0	0	0	0	0	0	0	0	0	0
0	0	0	2	8	32	120	430
0	0	82	842	9068	92538	934880
0	82	3200	88580	2467778	68210356
2	842	88580	6605632	501998702
8	9068	2467778	501998702
32	92538	68210356
120	934880
430

A230398 as an upper right triangle

0	0	0	0	0	0	0	0	0	0	0
	0	0	0	0	2	8	32	120	430
		0	0	0	82	842	9068	92538	934880
			0	0	82	3200	88580	2467778	68210356
				0	2	842	88580	6605632	501998702
					0	8	9068	2467778	501998702
						0	32	92538	68210356
							0	120	934880
								0	430
									0