A035347 - OEIS

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A035347 as a triangular array

										1
									0		2
								0		3		5
							0		6		28		15
						0		10		190		210		52
					0		15		1340		3360		1506		203
				0		21		9065		60270		48321		10871		877
			0		28		57512		1132880		1820056		636300		80592		4140
		0		36		344316		21067452		76834926		45455676		8081928		618939		21147
	0		45

A035347 as a square array

1	0	0	0	0	0	0	0	0	0
2	3	6	10	15	21	28	36	45
5	28	190	1340	9065	57512	344316
15	210	3360	60270	1132880	21067452
52	1506	48321	1820056	76834926
203	10871	636300	45455676
877	80592	8081928
4140	618939
21147

A035347 as an upper right triangle

1	0	0	0	0	0	0	0	0	0
	2	3	6	10	15	21	28	36	45
		5	28	190	1340	9065	57512	344316
			15	210	3360	60270	1132880	21067452
				52	1506	48321	1820056	76834926
					203	10871	636300	45455676
						877	80592	8081928
							4140	618939
								21147