A309106 - OEIS

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A309106 as a triangular array

										1
									1		1
								1		2		2
							1		3		6		2
						1		4		12		16		4
					1		5		20		44		10		2
				1		6		30		96		90		36		6
			1		7		42		174		240		84		28		4
		1		8		56		288		690		336		168		48		6
	1		9		72		440		1344		984		336		144		36		4
1		10		90		640		2590		3060		2100		1200		450		100		10

A309106 as a square array

1	1	1	1	1	1	1	1	1	1	1
1	2	3	4	5	6	7	8	9	10
2	6	12	20	30	42	56	72	90
2	16	44	96	174	288	440	640
4	10	90	240	690	1344	2590
2	36	84	336	984	3060
6	28	168	336	2100
4	48	144	1200
6	36	450
4	100
10

A309106 as an upper right triangle

1	1	1	1	1	1	1	1	1	1	1
	1	2	3	4	5	6	7	8	9	10
		2	6	12	20	30	42	56	72	90
			2	16	44	96	174	288	440	640
				4	10	90	240	690	1344	2590
					2	36	84	336	984	3060
						6	28	168	336	2100
							4	48	144	1200
								6	36	450
									4	100
										10