A345013 - OEIS

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A345013 as a triangular array

								1
							4		3
						15		20		6
					56		105		60		10
				210		504		420		140		15
			792		2310		2520		1260		280		21
		3003		10296		13860		9240		3150		504		28
	11440		45045		72072		60060		27720		6930		840		36

A345013 as a square array

1	4	15	56	210	792	3003	11440
3	20	105	504	2310	10296	45045
6	60	420	2520	13860	72072
10	140	1260	9240	60060
15	280	3150	27720
21	504	6930
28	840
36

A345013 as an upper right triangle

1	4	15	56	210	792	3003	11440
	3	20	105	504	2310	10296	45045
		6	60	420	2520	13860	72072
			10	140	1260	9240	60060
				15	280	3150	27720
					21	504	6930
						28	840
							36