A158800 - OEIS

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A158800 as a triangular array

1

-1 0

1 1 0

-2 0 1 1

0 -4 0 6 0

-4 0 1 1 0 -8

0 28 0 -56 0 70 0

-56 0 28 0 -8 0 1 1

0 -16 0 120 0 -560 0 1820 0

-4368 0 8008 0 -11440 0 12870 0 -11440 0

8008 0 -4368 0 1820 0 -560 0 120 0 -16

0 1 1 0 -32 0 1

A158800 as a square array

`1`	`-1`	`1`	`-2`	`0`	`-4`	`0`	`-56`	`0`	`-4368`	`8008`	`0`
`0`	`1`	`0`	`-4`	`0`	`28`	`0`	`-16`	`0`	`0`	`1`
`0`	`1`	`0`	`1`	`0`	`28`	`0`	`8008`	`-4368`	`1`
`1`	`6`	`1`	`-56`	`0`	`120`	`0`	`0`	`0`
`0`	`0`	`0`	`-8`	`0`	`-11440`	`1820`	`-32`
`-8`	`70`	`0`	`-560`	`0`	`0`	`0`
`0`	`1`	`0`	`12870`	`-560`	`1`
`1`	`1820`	`0`	`0`
`0`	`-11440`	`120`
`0`	`0`
`-16`

A158800 as an upper right triangle

`1`	`-1`	`1`	`-2`	`0`	`-4`	`0`	`-56`	`0`	`-4368`	`8008`	`0`
	`0`	`1`	`0`	`-4`	`0`	`28`	`0`	`-16`	`0`	`0`	`1`
		`0`	`1`	`0`	`1`	`0`	`28`	`0`	`8008`	`-4368`	`1`
			`1`	`6`	`1`	`-56`	`0`	`120`	`0`	`0`	`0`
				`0`	`0`	`0`	`-8`	`0`	`-11440`	`1820`	`-32`
					`-8`	`70`	`0`	`-560`	`0`	`0`	`0`
						`0`	`1`	`0`	`12870`	`-560`	`1`
							`1`	`1820`	`0`	`0`
								`0`	`-11440`	`120`
									`0`	`0`
										`-16`

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Last modified April 23 18:16 EDT 2024. Contains 371916 sequences. (Running on oeis4.)