A264655 - OEIS

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A264655 as a triangular array

											0
										1		1
									0		2		0
								0		4		4		0
							1		9		4		9		1
						0		18		22		22		18		0
					0		41		65		112		65		41		0
				1		84		193		716		716		193		84		1
			0		176		628		3100		6656		3100		628		176		0
		0		369		1905		14871		48781		48781		14871		1905		369		0
	1		772		5929		73900		406871		580796

A264655 as a square array

0	1	0	0	1	0	0	1	0	0	1
1	2	4	9	18	41	84	176	369	772
0	4	4	22	65	193	628	1905	5929
0	9	22	112	716	3100	14871	73900
1	18	65	716	6656	48781	406871
0	41	193	3100	48781	580796
0	84	628	14871
1	176	1905
0	369
0

A264655 as an upper right triangle

0	1	0	0	1	0	0	1	0	0	1
	1	2	4	9	18	41	84	176	369	772
		0	4	4	22	65	193	628	1905	5929
			0	9	22	112	716	3100	14871	73900
				1	18	65	716	6656	48781	406871
					0	41	193	3100	48781	580796
						0	84	628	14871
							1	176	1905
								0	369
									0