A130777 - OEIS

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A130777 as a triangular array

1

-1 1

-1 -1 1

1 -2 -1 1

1 2 -3 -1 1

-1 3 3 -4 -1 1

-1 -3 6 4 -5 -1 1

1 -4 -6 10 5 -6 -1 1

1 4 -10 -10 15 6 -7 -1 1

-1 5 10 -20 -15 21 7 -8 -1 1

-1 -5 15 20 -35 -21 28 8 -9 -1 1

1 -6 -15 35 35 -56 -28 36 9 -10 -1 1

A130777 as a square array

`1`	`-1`	`-1`	`1`	`1`	`-1`	`-1`	`1`	`1`	`-1`	`-1`	`1`
`1`	`-1`	`-2`	`2`	`3`	`-3`	`-4`	`4`	`5`	`-5`	`-6`
`1`	`-1`	`-3`	`3`	`6`	`-6`	`-10`	`10`	`15`	`-15`
`1`	`-1`	`-4`	`4`	`10`	`-10`	`-20`	`20`	`35`
`1`	`-1`	`-5`	`5`	`15`	`-15`	`-35`	`35`
`1`	`-1`	`-6`	`6`	`21`	`-21`	`-56`
`1`	`-1`	`-7`	`7`	`28`	`-28`
`1`	`-1`	`-8`	`8`	`36`
`1`	`-1`	`-9`	`9`
`1`	`-1`	`-10`
`1`	`-1`
`1`

A130777 as an upper right triangle

`1`	`-1`	`-1`	`1`	`1`	`-1`	`-1`	`1`	`1`	`-1`	`-1`	`1`
	`1`	`-1`	`-2`	`2`	`3`	`-3`	`-4`	`4`	`5`	`-5`	`-6`
		`1`	`-1`	`-3`	`3`	`6`	`-6`	`-10`	`10`	`15`	`-15`
			`1`	`-1`	`-4`	`4`	`10`	`-10`	`-20`	`20`	`35`
				`1`	`-1`	`-5`	`5`	`15`	`-15`	`-35`	`35`
					`1`	`-1`	`-6`	`6`	`21`	`-21`	`-56`
						`1`	`-1`	`-7`	`7`	`28`	`-28`
							`1`	`-1`	`-8`	`8`	`36`
								`1`	`-1`	`-9`	`9`
									`1`	`-1`	`-10`
										`1`	`-1`
											`1`

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Last modified May 18 06:08 EDT 2013. Contains 225419 sequences.