A171684 - OEIS

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A171684 as a triangular array

1

-1 2

-3 -2 2

-11 -18 -6 4

30 -44 -36 -8 4

866 300 -220 -120 -20 8

3858 5196 900 -440 -180 -24 8

-23654 54012 36372 4200 -1540 -504 -56 16

-722760 -189232 216048 96992 8400 -2464 -672 -64 16

-10842136

A171684 as a square array

`1`	`-1`	`-3`	`-11`	`30`	`866`	`3858`	`-23654`	`-722760`	`-10842136`
`2`	`-2`	`-18`	`-44`	`300`	`5196`	`54012`	`-189232`
`2`	`-6`	`-36`	`-220`	`900`	`36372`	`216048`
`4`	`-8`	`-120`	`-440`	`4200`	`96992`
`4`	`-20`	`-180`	`-1540`	`8400`
`8`	`-24`	`-504`	`-2464`
`8`	`-56`	`-672`
`16`	`-64`
`16`

A171684 as an upper right triangle

`1`	`-1`	`-3`	`-11`	`30`	`866`	`3858`	`-23654`	`-722760`	`-10842136`
	`2`	`-2`	`-18`	`-44`	`300`	`5196`	`54012`	`-189232`
		`2`	`-6`	`-36`	`-220`	`900`	`36372`	`216048`
			`4`	`-8`	`-120`	`-440`	`4200`	`96992`
				`4`	`-20`	`-180`	`-1540`	`8400`
					`8`	`-24`	`-504`	`-2464`
						`8`	`-56`	`-672`
							`16`	`-64`
								`16`

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Last modified March 26 11:46 EDT 2023. Contains 361549 sequences. (Running on oeis4.)