A393286 - OEIS

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A393286 as a triangular array

											1
										2		4
									3		5		10
								6		8		15		22
							7		12		19		27		43
						9		14		24		35		55		69
					11		16		30		39		62		73		96
				13		20		33		49		75		87		114		127
			17		26		44		59		94		110		144		163		190
		18		28		46		66		103		119		155		175		207		260
	21		32		54		77		120		140		183		204

A393286 as a square array

1	2	3	6	7	9	11	13	17	18	21
4	5	8	12	14	16	20	26	28	32
10	15	19	24	30	33	44	46	54
22	27	35	39	49	59	66	77
43	55	62	75	94	103	120
69	73	87	110	119	140
96	114	144	155	183
127	163	175	204
190	207
260

A393286 as an upper right triangle

1	2	3	6	7	9	11	13	17	18	21
	4	5	8	12	14	16	20	26	28	32
		10	15	19	24	30	33	44	46	54
			22	27	35	39	49	59	66	77
				43	55	62	75	94	103	120
					69	73	87	110	119	140
						96	114	144	155	183
							127	163	175	204
								190	207
									260