A216236 - OEIS

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A216236 as a triangular array

													1
												1		1
											1		2		1
										1		3		3		1
									1		4		6		4		0
								0		5		10		10		4		0
							0		5		15		20		14		0		0
						0		0		20		35		34		14		0		0
					0		0		20		55		69		48		0		0		0
				0		0		0		75		124		117		48		0		0		0
			0		0		0		75		199		241		165		0		0		0		0
		0		0		0		0		274		440		406		165		0		0		0		0
	0		0		0		0		274		714		846		571		0		0		0		0		0

A216236 as a square array

1	1	1	1	1	0	0	0	0	0	0	0	0
1	2	3	4	5	5	0	0	0	0	0	0
1	3	6	10	15	20	20	0	0	0	0
1	4	10	20	35	55	75	75	0	0
0	4	14	34	69	124	199	274	274
0	0	14	48	117	241	440	714
0	0	0	48	165	406	846
0	0	0	0	165	571
0	0	0	0	0
0	0	0	0
0	0	0
0	0
0

A216236 as an upper right triangle

1	1	1	1	1	0	0	0	0	0	0	0	0
	1	2	3	4	5	5	0	0	0	0	0	0
		1	3	6	10	15	20	20	0	0	0	0
			1	4	10	20	35	55	75	75	0	0
				0	4	14	34	69	124	199	274	274
					0	0	14	48	117	241	440	714
						0	0	0	48	165	406	846
							0	0	0	0	165	571
								0	0	0	0	0
									0	0	0	0
										0	0	0
											0	0
												0