A271917 - OEIS

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A271917 as a triangular array

												0
											0		0
										0		1		0
									0		2		2		0
								0		3		6		3		0
							0		4		10		10		4		0
						0		5		14		20		14		5		0
					0		6		18		30		30		18		6		0
				0		7		22		40		50		40		22		7		0
			0		8		26		50		70		70		50		26		8		0
		0		9		30		60		90		105		90		60		30		9		0
	0		10		34		70		110		140		140		110		70		34		10		0

A271917 as a square array

0	0	0	0	0	0	0	0	0	0	0	0
0	1	2	3	4	5	6	7	8	9	10
0	2	6	10	14	18	22	26	30	34
0	3	10	20	30	40	50	60	70
0	4	14	30	50	70	90	110
0	5	18	40	70	105	140
0	6	22	50	90	140
0	7	26	60	110
0	8	30	70
0	9	34
0	10
0

A271917 as an upper right triangle

0	0	0	0	0	0	0	0	0	0	0	0
	0	1	2	3	4	5	6	7	8	9	10
		0	2	6	10	14	18	22	26	30	34
			0	3	10	20	30	40	50	60	70
				0	4	14	30	50	70	90	110
					0	5	18	40	70	105	140
						0	6	22	50	90	140
							0	7	26	60	110
								0	8	30	70
									0	9	34
										0	10
											0