A049324 - OEIS

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A049324 as a triangular array

											1
										3		1
									3		6		1
								0		15		9		1
							0		18		36		12		1
						0		9		81		66		15		1
					0		0		108		216		105		18		1
				0		0		81		459		450		153		21		1
			0		0		27		648		1305		810		210		24		1
		0		0		0		594		2673		2970		1323		276		27		1
	0		0		0		324		3915		7938

A049324 as a square array

1	3	3	0	0	0	0	0	0	0	0
1	6	15	18	9	0	0	0	0	0
1	9	36	81	108	81	27	0	0
1	12	66	216	459	648	594	324
1	15	105	450	1305	2673	3915
1	18	153	810	2970	7938
1	21	210	1323
1	24	276
1	27
1

A049324 as an upper right triangle

1	3	3	0	0	0	0	0	0	0	0
	1	6	15	18	9	0	0	0	0	0
		1	9	36	81	108	81	27	0	0
			1	12	66	216	459	648	594	324
				1	15	105	450	1305	2673	3915
					1	18	153	810	2970	7938
						1	21	210	1323
							1	24	276
								1	27
									1