A337975 - OEIS

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A337975 as a triangular array

											1
										3		3
									7		9		7
								12		21		21		12
							22		36		49		36		22
						30		66		84		84		66		30
					47		90		154		144		154		90		47
				61		141		210		264		264		210		141		61
			85		183		329		360		484		360		329		183		85
		113		255		427		564		660		660		564		427		255		113
	126		339		595		732		1034		900		1034		732		595		339		126

A337975 as a square array

1	3	7	12	22	30	47	61	85	113	126
3	9	21	36	66	90	141	183	255	339
7	21	49	84	154	210	329	427	595
12	36	84	144	264	360	564	732
22	66	154	264	484	660	1034
30	90	210	360	660	900
47	141	329	564	1034
61	183	427	732
85	255	595
113	339
126

A337975 as an upper right triangle

1	3	7	12	22	30	47	61	85	113	126
	3	9	21	36	66	90	141	183	255	339
		7	21	49	84	154	210	329	427	595
			12	36	84	144	264	360	564	732
				22	66	154	264	484	660	1034
					30	90	210	360	660	900
						47	141	329	564	1034
							61	183	427	732
								85	255	595
									113	339
										126