A039598 - OEIS

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A039598 as a triangular array

										1
									2		1
								5		4		1
							14		14		6		1
						42		48		27		8		1
					132		165		110		44		10		1
				429		572		429		208		65		12		1
			1430		2002		1638		910		350		90		14		1
		4862		7072		6188		3808		1700		544		119		16		1
	16796		25194		23256		15504		7752		2907		798		152		18		1

A039598 as a square array

1	2	5	14	42	132	429	1430	4862	16796
1	4	14	48	165	572	2002	7072	25194
1	6	27	110	429	1638	6188	23256
1	8	44	208	910	3808	15504
1	10	65	350	1700	7752
1	12	90	544	2907
1	14	119	798
1	16	152
1	18
1

A039598 as an upper right triangle

1	2	5	14	42	132	429	1430	4862	16796
	1	4	14	48	165	572	2002	7072	25194
		1	6	27	110	429	1638	6188	23256
			1	8	44	208	910	3808	15504
				1	10	65	350	1700	7752
					1	12	90	544	2907
						1	14	119	798
							1	16	152
								1	18
									1