A189355 - OEIS

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A189355 as a triangular array

										0
									1		1
								0		4		0
							1		13		13		1
						0		45		48		45		0
					1		160		557		557		160		1
				0		565		3632		12592		3632		565		0
			1		2005		30769		237297		237297		30769		2005		1
		0		7108		229248		4791913		10252800		4791913		229248		7108		0
	1		25209		1815601		94635005

A189355 as a square array

0	1	0	1	0	1	0	1	0	1
1	4	13	45	160	565	2005	7108	25209
0	13	48	557	3632	30769	229248	1815601
1	45	557	12592	237297	4791913	94635005
0	160	3632	237297	10252800
1	565	30769	4791913
0	2005	229248
1	7108
0

A189355 as an upper right triangle

0	1	0	1	0	1	0	1	0	1
	1	4	13	45	160	565	2005	7108	25209
		0	13	48	557	3632	30769	229248	1815601
			1	45	557	12592	237297	4791913	94635005
				0	160	3632	237297	10252800
					1	565	30769	4791913
						0	2005	229248
							1	7108
								0