A221240 - OEIS

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A221240 as a triangular array

									0
								0		0
							0		5		0
						0		53		53		0
					0		467		1979		467		0
				0		3913		67710		67710		3913		0
			0		32299		2217402		8959341		2217402		32299		0
		0		265353		71862107		1130617545		1130617545		71862107		265353		0
	0		2176758		2319920239		141336723259

A221240 as a square array

0	0	0	0	0	0	0	0	0
0	5	53	467	3913	32299	265353	2176758
0	53	1979	67710	2217402	71862107	2319920239
0	467	67710	8959341	1130617545	141336723259
0	3913	2217402	1130617545
0	32299	71862107
0	265353
0

A221240 as an upper right triangle

0	0	0	0	0	0	0	0	0
	0	5	53	467	3913	32299	265353	2176758
		0	53	1979	67710	2217402	71862107	2319920239
			0	467	67710	8959341	1130617545	141336723259
				0	3913	2217402	1130617545
					0	32299	71862107
						0	265353
							0