A144815 - OEIS

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A144815 as a triangular array

1

3 -1

15 -5 3

35 -35 21 -5

315 -105 189 -45 35

693 -1155 693 -495 385 -63

3003 -3003 9009 -2145 5005 -819 231

6435 -15015 27027 -32175 25025 -12285 3465 -429

109395 -36465 153153 -109395 425425 -69615 58905 -7293 6435

A144815 as a square array

`1`	`3`	`15`	`35`	`315`	`693`	`3003`	`6435`	`109395`
`-1`	`-5`	`-35`	`-105`	`-1155`	`-3003`	`-15015`	`-36465`
`3`	`21`	`189`	`693`	`9009`	`27027`	`153153`
`-5`	`-45`	`-495`	`-2145`	`-32175`	`-109395`
`35`	`385`	`5005`	`25025`	`425425`
`-63`	`-819`	`-12285`	`-69615`
`231`	`3465`	`58905`
`-429`	`-7293`
`6435`

A144815 as an upper right triangle

`1`	`3`	`15`	`35`	`315`	`693`	`3003`	`6435`	`109395`
	`-1`	`-5`	`-35`	`-105`	`-1155`	`-3003`	`-15015`	`-36465`
		`3`	`21`	`189`	`693`	`9009`	`27027`	`153153`
			`-5`	`-45`	`-495`	`-2145`	`-32175`	`-109395`
				`35`	`385`	`5005`	`25025`	`425425`
					`-63`	`-819`	`-12285`	`-69615`
						`231`	`3465`	`58905`
							`-429`	`-7293`
								`6435`

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Last modified April 19 05:19 EDT 2024. Contains 371782 sequences. (Running on oeis4.)