A264659 - OEIS

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A264659 as a triangular array

									1
								1		1
							2		3		1
						4		16		8		1
					12		148		314		38		1
				36		2400		20940		8944		223		2
			144		62800		3084352		5911808		437568		2412		4
		576		2150784		726042624		7707842560		2436623360		31791360		26400		8
	2880		89051520		284038382592

A264659 as a square array

1	1	2	4	12	36	144	576	2880
1	3	16	148	2400	62800	2150784	89051520
1	8	314	20940	3084352	726042624	284038382592
1	38	8944	5911808	7707842560
1	223	437568	2436623360
2	2412	31791360
4	26400
8

A264659 as an upper right triangle

1	1	2	4	12	36	144	576	2880
	1	3	16	148	2400	62800	2150784	89051520
		1	8	314	20940	3084352	726042624	284038382592
			1	38	8944	5911808	7707842560
				1	223	437568	2436623360
					2	2412	31791360
						4	26400
							8