A269954 - OEIS

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A269954 as a triangular array

										1
									0		1
								0		0		1
							0		1		1		1
						0		2		5		3		1
					0		9		20		17		6		1
				0		44		109		100		45		10		1
			0		265		689		694		355		100		15		1
		0		1854		5053		5453		3094		1015		196		21		1
	0		14833		42048		48082		29596		10899		2492		350		28		1

A269954 as a square array

1	0	0	0	0	0	0	0	0	0
1	0	1	2	9	44	265	1854	14833
1	1	5	20	109	689	5053	42048
1	3	17	100	694	5453	48082
1	6	45	355	3094	29596
1	10	100	1015	10899
1	15	196	2492
1	21	350
1	28
1

A269954 as an upper right triangle

1	0	0	0	0	0	0	0	0	0
	1	0	1	2	9	44	265	1854	14833
		1	1	5	20	109	689	5053	42048
			1	3	17	100	694	5453	48082
				1	6	45	355	3094	29596
					1	10	100	1015	10899
						1	15	196	2492
							1	21	350
								1	28
									1