A320143 - OEIS

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A320143 as a triangular array

													1
												2		3
											4		6		7
										8		10		12		14
									13		15		17		18		21
								22		23		24		25		27		28
							30		29		32		33		34		35		37
						38		41		42		43		45		46		47		48
					49		50		51		52		53		54		56		57		58
				59		60		63		64		65		66		67		68		69		71
			72		74		76		77		78		79		80		81		83		84		85
		86		87		88		89		90		91		92		93		94		96		97		98
	99		100		101		103

A320143 as a square array

1	2	4	8	13	22	30	38	49	59	72	86	99
3	6	10	15	23	29	41	50	60	74	87	100
7	12	17	24	32	42	51	63	76	88	101
14	18	25	33	43	52	64	77	89	103
21	27	34	45	53	65	78	90
28	35	46	54	66	79	91
37	47	56	67	80	92
48	57	68	81	93
58	69	83	94
71	84	96
85	97
98

A320143 as an upper right triangle

1	2	4	8	13	22	30	38	49	59	72	86	99
	3	6	10	15	23	29	41	50	60	74	87	100
		7	12	17	24	32	42	51	63	76	88	101
			14	18	25	33	43	52	64	77	89	103
				21	27	34	45	53	65	78	90
					28	35	46	54	66	79	91
						37	47	56	67	80	92
							48	57	68	81	93
								58	69	83	94
									71	84	96
										85	97
											98