A134658 - OEIS

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A134658 as a triangular array

3

1 2

2 -1 2

3 -3 1 2

4 -6 4 -1 2

5 -10 10 -5 1 2

6 -15 20 -15 6 -1 2

7 -21 35 -35 21 -7 1 2

8 -28 56 -70 56 -28 8 -1 2

9 -36 84 -126 126 -84 36 -9 1 2

10 -45 120 -210 252 -210 120 -45 10 -1 2

A134658 as a square array

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

A134658 as an upper right triangle

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

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Last modified May 12 15:35 EDT 2024. Contains 372482 sequences. (Running on oeis4.)