A361355 - OEIS

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A361355 as a triangular array

											1
										0		0
									0		1		0
								0		0		1		0
							0		0		15		1		0
						0		0		0		75		1		0
					0		0		0		735		280		1		0
				0		0		0		0		9345		938		1		0
			0		0		0		0		76545		77805		2989		1		0
		0		0		0		0		0		1865745		536725		9285		1		0
	0		0		0		0		0		13835745		27754650		3334870		28446		1		0

A361355 as a square array

1	0	0	0	0	0	0	0	0	0	0
0	1	0	0	0	0	0	0	0	0
0	1	15	0	0	0	0	0	0
0	1	75	735	0	0	0	0
0	1	280	9345	76545	0	0
0	1	938	77805	1865745	13835745
0	1	2989	536725	27754650
0	1	9285	3334870
0	1	28446
0	1
0

A361355 as an upper right triangle

1	0	0	0	0	0	0	0	0	0	0
	0	1	0	0	0	0	0	0	0	0
		0	1	15	0	0	0	0	0	0
			0	1	75	735	0	0	0	0
				0	1	280	9345	76545	0	0
					0	1	938	77805	1865745	13835745
						0	1	2989	536725	27754650
							0	1	9285	3334870
								0	1	28446
									0	1
										0