A227396 - OEIS

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A227396 as a triangular array

1

-1 2

-2 3 3

-3 4 6 4

-4 5 10 10 5

-5 6 15 20 15 6

-6 7 21 35 35 21 7

-7 8 28 56 70 56 28 8

-8 9 36 84 126 126 84 36 9

-9 10 45 120 210 252 210 120 45 10

-10

A227396 as a square array

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

A227396 as an upper right triangle

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

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Last modified April 23 05:37 EDT 2024. Contains 371906 sequences. (Running on oeis4.)