A387126 - OEIS

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A387126 as a triangular array

									1
								1		1
							2		4		4
						6		18		36		36
					12		48		144		288		288
				60		300		1200		3600		7200		7200
			360		2160		10800		43200		129600		259200		259200
		2520		17640		105840		529200		2116800		6350400		12700800		12700800
	5040		40320		282240		1693440		8467200		33868800		101606400		203212800		203212800

A387126 as a square array

1	1	2	6	12	60	360	2520	5040
1	4	18	48	300	2160	17640	40320
4	36	144	1200	10800	105840	282240
36	288	3600	43200	529200	1693440
288	7200	129600	2116800	8467200
7200	259200	6350400	33868800
259200	12700800	101606400
12700800	203212800
203212800

A387126 as an upper right triangle

1	1	2	6	12	60	360	2520	5040
	1	4	18	48	300	2160	17640	40320
		4	36	144	1200	10800	105840	282240
			36	288	3600	43200	529200	1693440
				288	7200	129600	2116800	8467200
					7200	259200	6350400	33868800
						259200	12700800	101606400
							12700800	203212800
								203212800