A278188 - OEIS

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A278188 as a triangular array

									0
								0		0
							0		3		0
						0		19		28		0
					0		136		544		200		0
				0		935		13012		13720		1532		0
			0		6381		295190		1075258		347116		11794		0
		0		43478		6715738		81691958		91270219		8803344		90538		0
	0		296105		152540636		6196345742		23124026160		7737459027		223230876

A278188 as a square array

0	0	0	0	0	0	0	0	0
0	3	19	136	935	6381	43478	296105
0	28	544	13012	295190	6715738	152540636
0	200	13720	1075258	81691958	6196345742
0	1532	347116	91270219	23124026160
0	11794	8803344	7737459027
0	90538	223230876
0

A278188 as an upper right triangle

0	0	0	0	0	0	0	0	0
	0	3	19	136	935	6381	43478	296105
		0	28	544	13012	295190	6715738	152540636
			0	200	13720	1075258	81691958	6196345742
				0	1532	347116	91270219	23124026160
					0	11794	8803344	7737459027
						0	90538	223230876
							0