A156286 - OEIS

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A156286 as a triangular array

							1
						1		10
					1		140		1419
				1		5740		242649		3350536
			1		700280		165729267		7853656384		161827775045
		1		255602200		452606628177		92036999164096		6040221703554625		193317016162131576
	1		279628806800		4943822199577371		5392815929021041024		1352701610289354714125		132670761753844630766736		6731905265314349384346775

A156286 as a square array

1	1	1	1	1	1	1
10	140	5740	700280	255602200	279628806800
1419	242649	165729267	452606628177	4943822199577371
3350536	7853656384	92036999164096	5392815929021041024
161827775045	6040221703554625	1352701610289354714125
193317016162131576	132670761753844630766736
6731905265314349384346775

A156286 as an upper right triangle

1	1	1	1	1	1	1
	10	140	5740	700280	255602200	279628806800
		1419	242649	165729267	452606628177	4943822199577371
			3350536	7853656384	92036999164096	5392815929021041024
				161827775045	6040221703554625	1352701610289354714125
					193317016162131576	132670761753844630766736
						6731905265314349384346775