A326390 - OEIS

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A326390 as a triangular array

											1
										0		1
									0		0		2
								0		0		0		6
							0		0		16		0		8
						10		0		50		50		0		10
					36		144		180		240		108		0		12
				322		980		1568		1274		686		196		0		14
			2832		8704		11840		10240		4832		1536		320		0		16
		27954		81000		108054		85050		43902		13446		2970		486		0		18
	299260		834800		1071700		828400		416200		141520		31000		5200		700		0		20

A326390 as a square array

1	0	0	0	0	10	36	322	2832	27954	299260
1	0	0	0	0	144	980	8704	81000	834800
2	0	16	50	180	1568	11840	108054	1071700
6	0	50	240	1274	10240	85050	828400
8	0	108	686	4832	43902	416200
10	0	196	1536	13446	141520
12	0	320	2970	31000
14	0	486	5200
16	0	700
18	0
20

A326390 as an upper right triangle

1	0	0	0	0	10	36	322	2832	27954	299260
	1	0	0	0	0	144	980	8704	81000	834800
		2	0	16	50	180	1568	11840	108054	1071700
			6	0	50	240	1274	10240	85050	828400
				8	0	108	686	4832	43902	416200
					10	0	196	1536	13446	141520
						12	0	320	2970	31000
							14	0	486	5200
								16	0	700
									18	0
										20