A107889 - OEIS

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A107889 as a triangular array

1

-1 1

0 -1 1

0 -1 -1 1

0 -3 -2 -1 1

0 -15 -9 -3 -1 1

0 -106 -61 -18 -4 -1 1

0 -975 -550 -154 -30 -5 -1 1

0 -11100 -6195 -1689 -310 -45 -6 -1 1

0 -151148 -83837 -22518 -4005 -545 -63 -7 -1 1

0 -2401365 -1326923 -353211 -61686 -8105 -875 -84 -8 -1 1

A107889 as a square array

`1`	`-1`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
`1`	`-1`	`-1`	`-3`	`-15`	`-106`	`-975`	`-11100`	`-151148`	`-2401365`
`1`	`-1`	`-2`	`-9`	`-61`	`-550`	`-6195`	`-83837`	`-1326923`
`1`	`-1`	`-3`	`-18`	`-154`	`-1689`	`-22518`	`-353211`
`1`	`-1`	`-4`	`-30`	`-310`	`-4005`	`-61686`
`1`	`-1`	`-5`	`-45`	`-545`	`-8105`
`1`	`-1`	`-6`	`-63`	`-875`
`1`	`-1`	`-7`	`-84`
`1`	`-1`	`-8`
`1`	`-1`
`1`

A107889 as an upper right triangle

`1`	`-1`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
	`1`	`-1`	`-1`	`-3`	`-15`	`-106`	`-975`	`-11100`	`-151148`	`-2401365`
		`1`	`-1`	`-2`	`-9`	`-61`	`-550`	`-6195`	`-83837`	`-1326923`
			`1`	`-1`	`-3`	`-18`	`-154`	`-1689`	`-22518`	`-353211`
				`1`	`-1`	`-4`	`-30`	`-310`	`-4005`	`-61686`
					`1`	`-1`	`-5`	`-45`	`-545`	`-8105`
						`1`	`-1`	`-6`	`-63`	`-875`
							`1`	`-1`	`-7`	`-84`
								`1`	`-1`	`-8`
									`1`	`-1`
										`1`

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Last modified September 15 02:48 EDT 2024. Contains 375931 sequences. (Running on oeis4.)