A108887 - OEIS

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A108887 as a triangular array

													0
												1		0
											2		1		0
										3		4		0		0
									4		9		2		0		0
								5		16		3		1		0		0
							6		25		12		17		0		0		0
						7		36		10		58		12		0		0		0
					8		49		30		71		1		0		0		0		0
				9		64		21		145		113		4		0		0		0		0
			10		81		56		527		93		47		1		0		0		0		0
		11		100		36		294		235		21		127		0		0		0		0		0
	12		121		90		347		202		199

A108887 as a square array

0	1	2	3	4	5	6	7	8	9	10	11	12
0	1	4	9	16	25	36	49	64	81	100	121
0	0	2	3	12	10	30	21	56	36	90
0	0	1	17	58	71	145	527	294	347
0	0	0	12	1	113	93	235	202
0	0	0	0	4	47	21	199
0	0	0	0	1	127
0	0	0	0	0
0	0	0	0
0	0	0
0	0
0

A108887 as an upper right triangle

0	1	2	3	4	5	6	7	8	9	10	11	12
	0	1	4	9	16	25	36	49	64	81	100	121
		0	0	2	3	12	10	30	21	56	36	90
			0	0	1	17	58	71	145	527	294	347
				0	0	0	12	1	113	93	235	202
					0	0	0	0	4	47	21	199
						0	0	0	0	1	127
							0	0	0	0	0
								0	0	0	0
									0	0	0
										0	0
											0