A094307 - OEIS

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A094307 as a triangular array

										1
									2		1
								6		3		2
							12		12		4		6
						60		60		20		30		12
					60		60		60		30		12		60
				420		420		420		210		84		420		60
			840		840		840		840		168		840		120		420
		2520		2520		2520		2520		504		2520		360		1260		840
	2520		2520		2520		2520		2520		2520		360		1260		840		2520
27720

A094307 as a square array

1	2	6	12	60	60	420	840	2520	2520	27720
1	3	12	60	60	420	840	2520	2520
2	4	20	60	420	840	2520	2520
6	30	30	210	840	2520	2520
12	12	84	168	504	2520
60	420	840	2520	2520
60	120	360	360
420	1260	1260
840	840
2520

A094307 as an upper right triangle

1	2	6	12	60	60	420	840	2520	2520	27720
	1	3	12	60	60	420	840	2520	2520
		2	4	20	60	420	840	2520	2520
			6	30	30	210	840	2520	2520
				12	12	84	168	504	2520
					60	420	840	2520	2520
						60	120	360	360
							420	1260	1260
								840	840
									2520