A071920 - OEIS

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A071920 as a triangular array

											0
										0		0
									0		1		0
								0		2		1		0
							0		3		4		1		0
						0		4		9		7		1		0
					0		5		16		22		11		1		0
				0		6		25		50		46		16		1		0
			0		7		36		95		130		86		22		1		0
		0		8		49		161		295		296		148		29		1		0
	0		9		64		252		581		791		610		239		37		1		0

A071920 as a square array

0	0	0	0	0	0	0	0	0	0	0
0	1	2	3	4	5	6	7	8	9
0	1	4	9	16	25	36	49	64
0	1	7	22	50	95	161	252
0	1	11	46	130	295	581
0	1	16	86	296	791
0	1	22	148	610
0	1	29	239
0	1	37
0	1
0

A071920 as an upper right triangle

0	0	0	0	0	0	0	0	0	0	0
	0	1	2	3	4	5	6	7	8	9
		0	1	4	9	16	25	36	49	64
			0	1	7	22	50	95	161	252
				0	1	11	46	130	295	581
					0	1	16	86	296	791
						0	1	22	148	610
							0	1	29	239
								0	1	37
									0	1
										0