A162169 - OEIS

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A162169 as a triangular array

1

-1 1

-1 0 1

1 0 -3 1

1 0 -6 0 1

-1 0 10 0 -5 1

-1 0 15 0 -15 0 1

1 0 -21 0 35 0 -7 1

1 0 -28 0 70 0 -28 0 1

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

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

1 0 -55 0 330 0 -462 0 165 0 -11 1

A162169 as a square array

`1`	`-1`	`-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`	`-55`
`1`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
`1`	`-5`	`-15`	`35`	`70`	`-126`	`-210`	`330`
`1`	`0`	`0`	`0`	`0`	`0`	`0`
`1`	`-7`	`-28`	`84`	`210`	`-462`
`1`	`0`	`0`	`0`	`0`
`1`	`-9`	`-45`	`165`
`1`	`0`	`0`
`1`	`-11`
`1`

A162169 as an upper right triangle

`1`	`-1`	`-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`	`-55`
			`1`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
				`1`	`-5`	`-15`	`35`	`70`	`-126`	`-210`	`330`
					`1`	`0`	`0`	`0`	`0`	`0`	`0`
						`1`	`-7`	`-28`	`84`	`210`	`-462`
							`1`	`0`	`0`	`0`	`0`
								`1`	`-9`	`-45`	`165`
									`1`	`0`	`0`
										`1`	`-11`
											`1`

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Last modified September 16 19:18 EDT 2024. Contains 375977 sequences. (Running on oeis4.)