A093445 - OEIS

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A093445 as a triangular array

											1
										3		3
									6		9		6
								10		18		17		10
							15		30		33		27		15
						21		45		54		51		39		21
					28		63		80		82		72		53		28
				36		84		111		120		114		96		69		36
			45		108		147		165		165		150		123		87		45
		55		135		188		217		225		215		190		153		107		55
	66		165		234		276		294		291		270		234

A093445 as a square array

1	3	6	10	15	21	28	36	45	55	66
3	9	18	30	45	63	84	108	135	165
6	17	33	54	80	111	147	188	234
10	27	51	82	120	165	217	276
15	39	72	114	165	225	294
21	53	96	150	215	291
28	69	123	190	270
36	87	153	234
45	107
55

A093445 as an upper right triangle

1	3	6	10	15	21	28	36	45	55	66
	3	9	18	30	45	63	84	108	135	165
		6	17	33	54	80	111	147	188	234
			10	27	51	82	120	165	217	276
				15	39	72	114	165	225	294
					21	53	96	150	215	291
						28	69	123	190	270
							36	87	153	234
								45	107
									55