A143271 - OEIS

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A143271 as a triangular array

												1
											2		4
										2		4		6
									3		6		9		12
								2		4		6		8		10
							4		8		12		16		20		24
						2		4		6		8		10		12		14
					4		8		12		16		20		24		28		32
				3		6		9		12		15		18		21		24		27
			4		8		12		16		20		24		28		32		36		40
		2		4		6		8		10		12		14		16		18		20		22
	6		12		18		24		30		36		42		48		54		60		66		72

A143271 as a square array

1	2	2	3	2	4	2	4	3	4	2	6
4	4	6	4	8	4	8	6	8	4	12
6	9	6	12	6	12	9	12	6	18
12	8	16	8	16	12	16	8	24
10	20	10	20	15	20	10	30
24	12	24	18	24	12	36
14	28	21	28	14	42
32	24	32	16	48
27	36	18	54
40	20	60
22	66
72

A143271 as an upper right triangle

1	2	2	3	2	4	2	4	3	4	2	6
	4	4	6	4	8	4	8	6	8	4	12
		6	9	6	12	6	12	9	12	6	18
			12	8	16	8	16	12	16	8	24
				10	20	10	20	15	20	10	30
					24	12	24	18	24	12	36
						14	28	21	28	14	42
							32	24	32	16	48
								27	36	18	54
									40	20	60
										22	66
											72