A300305 - OEIS

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A300305 as a triangular array

												1
											3		4
										6		6		7
									8		8		9		10
								11		11		12		12		14
							15		15		15		15		16		18
						18		18		18		18		19		20		22
					22		22		22		22		22		23		24		26
				25		25		25		26		26		26		27		29		31
			29		29		29		29		29		30		31		32		33		35
		33		33		33		33		33		34		34		35		36		38		40
	37		37		37		37		37		37		38		38		39		41		42		45

A300305 as a square array

1	3	6	8	11	15	18	22	25	29	33	37
4	6	8	11	15	18	22	25	29	33	37
7	9	12	15	18	22	25	29	33	37
10	12	15	18	22	26	29	33	37
14	16	19	22	26	29	33	37
18	20	23	26	30	34	37
22	24	27	31	34	38
26	29	32	35	38
31	33	36	39
35	38	41
40	42
45

A300305 as an upper right triangle

1	3	6	8	11	15	18	22	25	29	33	37
	4	6	8	11	15	18	22	25	29	33	37
		7	9	12	15	18	22	25	29	33	37
			10	12	15	18	22	26	29	33	37
				14	16	19	22	26	29	33	37
					18	20	23	26	30	34	37
						22	24	27	31	34	38
							26	29	32	35	38
								31	33	36	39
									35	38	41
										40	42
											45