A111823 - OEIS

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A111823 as a triangular array

0

1 0

-3 5 0

16 -15 25 0

2814 80 -75 125 0

-1092180 14070 400 -375 625 0

-3603928080 -5460900 70350 2000 -1875 3125 0

58978973128440 -18019640400 -27304500 351750 10000 -9375 15625 0

5974833380453777520

A111823 as a square array

`0`	`1`	`-3`	`16`	`2814`	`-1092180`	`-3603928080`	`58978973128440`	`5974833380453777520`
`0`	`5`	`-15`	`80`	`14070`	`-5460900`	`-18019640400`
`0`	`25`	`-75`	`400`	`70350`	`-27304500`
`0`	`125`	`-375`	`2000`	`351750`
`0`	`625`	`-1875`	`10000`
`0`	`3125`	`-9375`
`0`	`15625`
`0`

A111823 as an upper right triangle

`0`	`1`	`-3`	`16`	`2814`	`-1092180`	`-3603928080`	`58978973128440`	`5974833380453777520`
	`0`	`5`	`-15`	`80`	`14070`	`-5460900`	`-18019640400`
		`0`	`25`	`-75`	`400`	`70350`	`-27304500`
			`0`	`125`	`-375`	`2000`	`351750`
				`0`	`625`	`-1875`	`10000`
					`0`	`3125`	`-9375`
						`0`	`15625`
							`0`

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Last modified April 25 10:01 EDT 2024. Contains 371967 sequences. (Running on oeis4.)