A306405 - OEIS

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A306405 as a triangular array

											1
										1		1
									1		2		1
								1		3		3		1
							2		4		6		4		1
						2		7		10		10		5		1
					5		10		18		20		15		6		1
				5		19		30		39		35		21		7		1
			14		28		55		72		75		56		28		8		1
		14		56		93		136		151		132		84		36		9		1
	42		84		174		248		300		288		217		120		45		10		1

A306405 as a square array

1	1	1	1	2	2	5	5	14	14	42
1	2	3	4	7	10	19	28	56	84
1	3	6	10	18	30	55	93	174
1	4	10	20	39	72	136	248
1	5	15	35	75	151	300
1	6	21	56	132	288
1	7	28	84	217
1	8	36	120
1	9	45
1	10
1

A306405 as an upper right triangle

1	1	1	1	2	2	5	5	14	14	42
	1	2	3	4	7	10	19	28	56	84
		1	3	6	10	18	30	55	93	174
			1	4	10	20	39	72	136	248
				1	5	15	35	75	151	300
					1	6	21	56	132	288
						1	7	28	84	217
							1	8	36	120
								1	9	45
									1	10
										1