A300175 - OEIS

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A300175 as a triangular array

											0
										0		0
									0		1		0
								0		3		3		0
							0		6		9		6		0
						0		17		37		37		17		0
					0		41		192		268		192		41		0
				0		104		932		2620		2620		932		104		0
			0		261		4712		23522		50419		23522		4712		261		0
		0		655		23795		223445		886940		886940		223445		23795		655		0
	0		1646		120610		2117743

A300175 as a square array

0	0	0	0	0	0	0	0	0	0	0
0	1	3	6	17	41	104	261	655	1646
0	3	9	37	192	932	4712	23795	120610
0	6	37	268	2620	23522	223445	2117743
0	17	192	2620	50419	886940
0	41	932	23522	886940
0	104	4712	223445
0	261	23795
0	655
0

A300175 as an upper right triangle

0	0	0	0	0	0	0	0	0	0	0
	0	1	3	6	17	41	104	261	655	1646
		0	3	9	37	192	932	4712	23795	120610
			0	6	37	268	2620	23522	223445	2117743
				0	17	192	2620	50419	886940
					0	41	932	23522	886940
						0	104	4712	223445
							0	261	23795
								0	655
									0