A339942 - OEIS

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A339942 as a triangular array

											1
										0		2
									0		0		6
								0		8		8		8
							0		0		40		60		20
						0		0		468		192		48		12
					0		0		462		3150		1176		210		42
				0		128		4192		27872		6592		1312		192		32
			0		0		57402		182790		99630		19656		2970		378		54
		0		0		67440		1795320		1594640		146200		22000		2840		320		40
	0		0		61050		17433130		17373620		4289340		662860		85910		9790		990		110

A339942 as a square array

1	0	0	0	0	0	0	0	0	0	0
2	0	8	0	0	0	128	0	0	0
6	8	40	468	462	4192	57402	67440	61050
8	60	192	3150	27872	182790	1795320	17433130
20	48	1176	6592	99630	1594640	17373620
12	210	1312	19656	146200	4289340
42	192	2970	22000	662860
32	378	2840	85910
54	320	9790
40	990
110

A339942 as an upper right triangle

1	0	0	0	0	0	0	0	0	0	0
	2	0	8	0	0	0	128	0	0	0
		6	8	40	468	462	4192	57402	67440	61050
			8	60	192	3150	27872	182790	1795320	17433130
				20	48	1176	6592	99630	1594640	17373620
					12	210	1312	19656	146200	4289340
						42	192	2970	22000	662860
							32	378	2840	85910
								54	320	9790
									40	990
										110