A080233 - OEIS

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A080233 as a triangular array

1

1 0

1 1 -1

1 2 0 -2

1 3 2 -2 -3

1 4 5 0 -5 -4

1 5 9 5 -5 -9 -5

1 6 14 14 0 -14 -14 -6

1 7 20 28 14 -14 -28 -20 -7

1 8 27 48 42 0 -42 -48 -27 -8

A080233 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`0`	`1`	`2`	`3`	`4`	`5`	`6`	`7`	`8`
`-1`	`0`	`2`	`5`	`9`	`14`	`20`	`27`
`-2`	`-2`	`0`	`5`	`14`	`28`	`48`
`-3`	`-5`	`-5`	`0`	`14`	`42`
`-4`	`-9`	`-14`	`-14`	`0`
`-5`	`-14`	`-28`	`-42`
`-6`	`-20`	`-48`
`-7`	`-27`
`-8`

A080233 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`0`	`1`	`2`	`3`	`4`	`5`	`6`	`7`	`8`
		`-1`	`0`	`2`	`5`	`9`	`14`	`20`	`27`
			`-2`	`-2`	`0`	`5`	`14`	`28`	`48`
				`-3`	`-5`	`-5`	`0`	`14`	`42`
					`-4`	`-9`	`-14`	`-14`	`0`
						`-5`	`-14`	`-28`	`-42`
							`-6`	`-20`	`-48`
								`-7`	`-27`
									`-8`

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Last modified June 9 15:31 EDT 2024. Contains 373248 sequences. (Running on oeis4.)