A141662 - OEIS

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A141662 as a triangular array

											0
										1		0
									2		1		2
								3		2		1		6
							4		3		0		5		12
						5		4		1		4		11		20
					6		5		2		3		10		19		30
				7		6		3		2		9		18		29		42
			8		7		4		1		8		17		28		41		56
		9		8		5		0		7		16		27		40		55		72
	10		9		6		1		6		15		26		39		54		71		90

A141662 as a square array

0	1	2	3	4	5	6	7	8	9	10
0	1	2	3	4	5	6	7	8	9
2	1	0	1	2	3	4	5	6
6	5	4	3	2	1	0	1
12	11	10	9	8	7	6
20	19	18	17	16	15
30	29	28	27	26
42	41	40	39
56	55	54
72	71
90

A141662 as an upper right triangle

0	1	2	3	4	5	6	7	8	9	10
	0	1	2	3	4	5	6	7	8	9
		2	1	0	1	2	3	4	5	6
			6	5	4	3	2	1	0	1
				12	11	10	9	8	7	6
					20	19	18	17	16	15
						30	29	28	27	26
							42	41	40	39
								56	55	54
									72	71
										90