A191936 - OEIS

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A191936 as a triangular array

1

1 0

1 -2 0

1 -8 12 0

1 -20 108 -144 0

1 -40 508 -2304 2880 0

1 -70 1708 -17544 72000 -86400 0

1 -112 4648 -89280 808848 -3110400 3628800 0

1 -168 10920 -349568 5808528 -48405888 177811200 -203212800 0

A191936 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`0`	`-2`	`-8`	`-20`	`-40`	`-70`	`-112`	`-168`
`0`	`12`	`108`	`508`	`1708`	`4648`	`10920`
`0`	`-144`	`-2304`	`-17544`	`-89280`	`-349568`
`0`	`2880`	`72000`	`808848`	`5808528`
`0`	`-86400`	`-3110400`	`-48405888`
`0`	`3628800`	`177811200`
`0`	`-203212800`
`0`

A191936 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`0`	`-2`	`-8`	`-20`	`-40`	`-70`	`-112`	`-168`
		`0`	`12`	`108`	`508`	`1708`	`4648`	`10920`
			`0`	`-144`	`-2304`	`-17544`	`-89280`	`-349568`
				`0`	`2880`	`72000`	`808848`	`5808528`
					`0`	`-86400`	`-3110400`	`-48405888`
						`0`	`3628800`	`177811200`
							`0`	`-203212800`
								`0`

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Last modified April 25 13:02 EDT 2024. Contains 371969 sequences. (Running on oeis4.)