A141906 - OEIS

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A141906 as a triangular array

							1
						1		1
					1		2		6
				1		6		90		1680
			1		24		2520		369600		63063000
		1		120		113400		168168000		305540235000		623360743125120
	1		720		7484400		137225088000		3246670537110000		88832646059788350720		2670177736637149247308800

A141906 as a square array

1	1	1	1	1	1	1
1	2	6	24	120	720
6	90	2520	113400	7484400
1680	369600	168168000	137225088000
63063000	305540235000	3246670537110000
623360743125120	88832646059788350720
2670177736637149247308800

A141906 as an upper right triangle

1	1	1	1	1	1	1
	1	2	6	24	120	720
		6	90	2520	113400	7484400
			1680	369600	168168000	137225088000
				63063000	305540235000	3246670537110000
					623360743125120	88832646059788350720
						2670177736637149247308800