A141665 - OEIS

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A141665 as a triangular array

1

1 0

1 0 -1

1 0 -3 0

1 0 -6 0 1

1 0 -10 0 5 0

1 0 -15 0 15 0 -1

1 0 -21 0 35 0 -7 0

1 0 -28 0 70 0 -28 0 1

1 0 -36 0 126 0 -84 0 9 0

1 0 -45 0 210 0 -210 0 45 0 -1

A141665 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
`-1`	`-3`	`-6`	`-10`	`-15`	`-21`	`-28`	`-36`	`-45`
`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
`1`	`5`	`15`	`35`	`70`	`126`	`210`
`0`	`0`	`0`	`0`	`0`	`0`
`-1`	`-7`	`-28`	`-84`	`-210`
`0`	`0`	`0`	`0`
`1`	`9`	`45`
`0`	`0`
`-1`

A141665 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
		`-1`	`-3`	`-6`	`-10`	`-15`	`-21`	`-28`	`-36`	`-45`
			`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
				`1`	`5`	`15`	`35`	`70`	`126`	`210`
					`0`	`0`	`0`	`0`	`0`	`0`
						`-1`	`-7`	`-28`	`-84`	`-210`
							`0`	`0`	`0`	`0`
								`1`	`9`	`45`
									`0`	`0`
										`-1`

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Last modified August 23 20:41 EDT 2024. Contains 375396 sequences. (Running on oeis4.)