A277537 - OEIS

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A277537 as a triangular array

												1
											1		0
										1		1		0
									1		1		0		0
								1		1		2		0		0
							1		1		2		3		0		0
						1		1		2		9		8		0		0
					1		1		2		9		32		10		0		0
				1		1		2		9		56		180		54		0		0
			1		1		2		9		56		360		954		-42		0		0
		1		1		2		9		56		480		2934		6524		944		0		0
	1		1		2		9		56		480		4374		26054		45016		-5112		0		0

A277537 as a square array

1	1	1	1	1	1	1	1	1	1	1	1
0	1	1	1	1	1	1	1	1	1	1
0	0	2	2	2	2	2	2	2	2
0	0	3	9	9	9	9	9	9
0	0	8	32	56	56	56	56
0	0	10	180	360	480	480
0	0	54	954	2934	4374
0	0	-42	6524	26054
0	0	944	45016
0	0	-5112
0	0
0

A277537 as an upper right triangle

1	1	1	1	1	1	1	1	1	1	1	1
	0	1	1	1	1	1	1	1	1	1	1
		0	0	2	2	2	2	2	2	2	2
			0	0	3	9	9	9	9	9	9
				0	0	8	32	56	56	56	56
					0	0	10	180	360	480	480
						0	0	54	954	2934	4374
							0	0	-42	6524	26054
								0	0	944	45016
									0	0	-5112
										0	0
											0