A258850 - OEIS

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A258850 as a triangular array

													0
												0		1
											0		0		2
										0		0		1		3
									0		0		0		2		4
								0		0		0		1		4		5
							0		0		0		0		4		3		6
						0		0		0		0		4		2		7		7
					0		0		0		0		4		1		4		4		8
				0		0		0		0		4		0		4		4		12		9
			0		0		0		0		4		0		4		4		20		12		10
		0		0		0		0		4		0		4		4		32		20		11		11
	0		0		0		0		4		0		4		4		80		32		5		5		12

A258850 as a square array

0	0	0	0	0	0	0	0	0	0	0	0	0
1	0	0	0	0	0	0	0	0	0	0	0
2	1	0	0	0	0	0	0	0	0	0
3	2	1	0	0	0	0	0	0	0
4	4	4	4	4	4	4	4	4
5	3	2	1	0	0	0	0
6	7	4	4	4	4	4
7	4	4	4	4	4
8	12	20	32	80
9	12	20	32
10	11	5
11	5
12

A258850 as an upper right triangle

0	0	0	0	0	0	0	0	0	0	0	0	0
	1	0	0	0	0	0	0	0	0	0	0	0
		2	1	0	0	0	0	0	0	0	0	0
			3	2	1	0	0	0	0	0	0	0
				4	4	4	4	4	4	4	4	4
					5	3	2	1	0	0	0	0
						6	7	4	4	4	4	4
							7	4	4	4	4	4
								8	12	20	32	80
									9	12	20	32
										10	11	5
											11	5
												12