A227159 - OEIS

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A227159 as a triangular array

										1
									1		2
								1		6		5
							1		14		27		14
						1		30		99		112		42
					1		62		307		564		450		132
				1		126		867		2284		2895		1782		429
			1		254		2307		8124		14485		13992		7007		1430
		1		510		5891		26492		62085		83446		65065		27456		4862
	1		1022		14595		81148		239269		418578		450905		294632		107406		16796

A227159 as a square array

1	1	1	1	1	1	1	1	1	1
2	6	14	30	62	126	254	510	1022
5	27	99	307	867	2307	5891	14595
14	112	564	2284	8124	26492	81148
42	450	2895	14485	62085	239269
132	1782	13992	83446	418578
429	7007	65065	450905
1430	27456	294632
4862	107406
16796

A227159 as an upper right triangle

1	1	1	1	1	1	1	1	1	1
	2	6	14	30	62	126	254	510	1022
		5	27	99	307	867	2307	5891	14595
			14	112	564	2284	8124	26492	81148
				42	450	2895	14485	62085	239269
					132	1782	13992	83446	418578
						429	7007	65065	450905
							1430	27456	294632
								4862	107406
									16796