A137260 - OEIS

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A137260 as a triangular array

										0
									0		0
								1		2		0
							5		10		12		0
						23		46		66		72		0
					119		238		354		456		480		0
				719		1438		2154		2856		3480		3600		0
			5039		10078		15114		20136		25080		29520		30240		0
		40319		80638		120954		161256		201480		241200		277200		282240		0
	362879		725758		1088634		1451496		1814280		2176560		2535120		2862720		2903040		0

A137260 as a square array

0	0	1	5	23	119	719	5039	40319	362879
0	2	10	46	238	1438	10078	80638	725758
0	12	66	354	2154	15114	120954	1088634
0	72	456	2856	20136	161256	1451496
0	480	3480	25080	201480	1814280
0	3600	29520	241200	2176560
0	30240	277200	2535120
0	282240	2862720
0	2903040
0

A137260 as an upper right triangle

0	0	1	5	23	119	719	5039	40319	362879
	0	2	10	46	238	1438	10078	80638	725758
		0	12	66	354	2154	15114	120954	1088634
			0	72	456	2856	20136	161256	1451496
				0	480	3480	25080	201480	1814280
					0	3600	29520	241200	2176560
						0	30240	277200	2535120
							0	282240	2862720
								0	2903040
									0