A156710 - OEIS

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A156710 as a triangular array

											1
										1		1
									1		3		1
								1		3		6		6
							1		3		6		18		16
						1		3		6		18		48		44
					1		3		6		18		48		132		120
				136		18		48		132		360		328		1		3
			6		18		48		132		360		984		896		1		3
		6		18		48		132		360		984		2688		2448		1		3
	6		18		48		132		360		984		2688		7344		6688

A156710 as a square array

1	1	1	1	1	1	1	136	6	6	6
1	3	3	3	3	3	18	18	18	18
1	6	6	6	6	48	48	48	48
6	18	18	18	132	132	132	132
16	48	48	360	360	360	360
44	132	328	984	984	984
120	1	896	2688	2688
3	1	2448	7344
3	1	6688
3

A156710 as an upper right triangle

1	1	1	1	1	1	1	136	6	6	6
	1	3	3	3	3	3	18	18	18	18
		1	6	6	6	6	48	48	48	48
			6	18	18	18	132	132	132	132
				16	48	48	360	360	360	360
					44	132	328	984	984	984
						120	1	896	2688	2688
							3	1	2448	7344
								3	1	6688
									3