A167431 - OEIS

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A167431 as a triangular array

1

-4 1

4 -6 1

0 12 -8 1

0 -8 24 -10 1

0 0 -32 40 -12 1

0 0 16 -80 60 -14 1

0 0 0 80 -160 84 -16 1

0 0 0 -32 240 -280 112 -18 1

0 0 0 0 -192 560 -448 144 -20 1

0 0 0 0 64 -672 1120 -672 180 -22 1

A167431 as a square array

`1`	`-4`	`4`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
`1`	`-6`	`12`	`-8`	`0`	`0`	`0`	`0`	`0`	`0`
`1`	`-8`	`24`	`-32`	`16`	`0`	`0`	`0`	`0`
`1`	`-10`	`40`	`-80`	`80`	`-32`	`0`	`0`
`1`	`-12`	`60`	`-160`	`240`	`-192`	`64`
`1`	`-14`	`84`	`-280`	`560`	`-672`
`1`	`-16`	`112`	`-448`	`1120`
`1`	`-18`	`144`	`-672`
`1`	`-20`	`180`
`1`	`-22`
`1`

A167431 as an upper right triangle

`1`	`-4`	`4`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
	`1`	`-6`	`12`	`-8`	`0`	`0`	`0`	`0`	`0`	`0`
		`1`	`-8`	`24`	`-32`	`16`	`0`	`0`	`0`	`0`
			`1`	`-10`	`40`	`-80`	`80`	`-32`	`0`	`0`
				`1`	`-12`	`60`	`-160`	`240`	`-192`	`64`
					`1`	`-14`	`84`	`-280`	`560`	`-672`
						`1`	`-16`	`112`	`-448`	`1120`
							`1`	`-18`	`144`	`-672`
								`1`	`-20`	`180`
									`1`	`-22`
										`1`

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Last modified May 28 09:09 EDT 2022. Contains 354112 sequences. (Running on oeis4.)