A320525 - OEIS

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A320525 as a triangular array

												0
											0		0
										0		1		0
									0		2		2		0
								0		6		10		4		0
							0		12		40		28		6		0
						0		28		141		167		64		9		0
					0		56		464		824		508		124		12		0
				0		120		1480		3840		3428		1300		220		16		0
			0		240		4600		16920		21132		11316		2900		360		20		0
		0		496		14145		72655		123050		89513		31846		5890		560		25		0
	0		992		43052		305140		688850		660978		313190		79256		11060		830		30		0

A320525 as a square array

0	0	0	0	0	0	0	0	0	0	0	0
0	1	2	6	12	28	56	120	240	496	992
0	2	10	40	141	464	1480	4600	14145	43052
0	4	28	167	824	3840	16920	72655	305140
0	6	64	508	3428	21132	123050	688850
0	9	124	1300	11316	89513	660978
0	12	220	2900	31846	313190
0	16	360	5890	79256
0	20	560	11060
0	25	830
0	30
0

A320525 as an upper right triangle

0	0	0	0	0	0	0	0	0	0	0	0
	0	1	2	6	12	28	56	120	240	496	992
		0	2	10	40	141	464	1480	4600	14145	43052
			0	4	28	167	824	3840	16920	72655	305140
				0	6	64	508	3428	21132	123050	688850
					0	9	124	1300	11316	89513	660978
						0	12	220	2900	31846	313190
							0	16	360	5890	79256
								0	20	560	11060
									0	25	830
										0	30
											0