A379499 - OEIS

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A379499 as a triangular array

										6
									28		12
								72		117		30
							120		360		775		56
						180		1080		1680		2793		132
					336		672		19500		7392		16093		182
				336		3510		3960		137200		24024		30927		306
			496		1584		43400		10192		1948584		55692		88723		380
		702		9801		5460		368676		40392		5228860		116280		137541		552
	840		9300		488125		17136		2928926		69160		25645860		209760		292537		870

A379499 as a square array

6	28	72	120	180	336	336	496	702	840
12	117	360	1080	672	3510	1584	9801	9300
30	775	1680	19500	3960	43400	5460	488125
56	2793	7392	137200	10192	368676	17136
132	16093	24024	1948584	40392	2928926
182	30927	55692	5228860	69160
306	88723	116280	25645860
380	137541	209760
552	292537
870

A379499 as an upper right triangle

6	28	72	120	180	336	336	496	702	840
	12	117	360	1080	672	3510	1584	9801	9300
		30	775	1680	19500	3960	43400	5460	488125
			56	2793	7392	137200	10192	368676	17136
				132	16093	24024	1948584	40392	2928926
					182	30927	55692	5228860	69160
						306	88723	116280	25645860
							380	137541	209760
								552	292537
									870