A144652 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

A144652 as a triangular array

												2
											3		6
										5		8		12
									6		11		15		20
								8		13		19		24		30
							9		16		22		29		35		42
						11		18		26		33		41		48		56
					12		21		29		38		46		55		63		72
				14		23		33		42		52		61		71		80		90
			15		26		36		47		57		68		78		89		99		110
		17		28		40		51		63		74		86		97		109		120		132
	18		31		43		56		68

A144652 as a square array

2	3	5	6	8	9	11	12	14	15	17	18
6	8	11	13	16	18	21	23	26	28	31
12	15	19	22	26	29	33	36	40	43
20	24	29	33	38	42	47	51	56
30	35	41	46	52	57	63	68
42	48	55	61	68	74
56	63	71	78	86
72	80	89	97
90	99	109
110	120
132

A144652 as an upper right triangle

2	3	5	6	8	9	11	12	14	15	17	18
	6	8	11	13	16	18	21	23	26	28	31
		12	15	19	22	26	29	33	36	40	43
			20	24	29	33	38	42	47	51	56
				30	35	41	46	52	57	63	68
					42	48	55	61	68	74
						56	63	71	78	86
							72	80	89	97
								90	99	109
									110	120
										132