A118433 - OEIS

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A118433 as a triangular array

1

1 -1

-1 2 1

-1 3 3 -1

1 -4 -6 4 1

1 -5 -10 10 5 -1

-1 6 15 -20 -15 6 1

-1 7 21 -35 -35 21 7 -1

1 -8 -28 56 70 -56 -28 8 1

1 -9 -36 84 126 -126 -84 36 9 -1

-1 10 45 -120 -210 252 210 -120 -45 10 1

A118433 as a square array

`1`	`1`	`-1`	`-1`	`1`	`1`	`-1`	`-1`	`1`	`1`	`-1`
`-1`	`2`	`3`	`-4`	`-5`	`6`	`7`	`-8`	`-9`	`10`
`1`	`3`	`-6`	`-10`	`15`	`21`	`-28`	`-36`	`45`
`-1`	`4`	`10`	`-20`	`-35`	`56`	`84`	`-120`
`1`	`5`	`-15`	`-35`	`70`	`126`	`-210`
`-1`	`6`	`21`	`-56`	`-126`	`252`
`1`	`7`	`-28`	`-84`	`210`
`-1`	`8`	`36`	`-120`
`1`	`9`	`-45`
`-1`	`10`
`1`

A118433 as an upper right triangle

`1`	`1`	`-1`	`-1`	`1`	`1`	`-1`	`-1`	`1`	`1`	`-1`
	`-1`	`2`	`3`	`-4`	`-5`	`6`	`7`	`-8`	`-9`	`10`
		`1`	`3`	`-6`	`-10`	`15`	`21`	`-28`	`-36`	`45`
			`-1`	`4`	`10`	`-20`	`-35`	`56`	`84`	`-120`
				`1`	`5`	`-15`	`-35`	`70`	`126`	`-210`
					`-1`	`6`	`21`	`-56`	`-126`	`252`
						`1`	`7`	`-28`	`-84`	`210`
							`-1`	`8`	`36`	`-120`
								`1`	`9`	`-45`
									`-1`	`10`
										`1`

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Last modified May 19 13:16 EDT 2024. Contains 372694 sequences. (Running on oeis4.)