A331511 - OEIS

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A331511 as a triangular array

1

1 0

1 2 -15

1 4 -6 32

1 6 9 -12 105

1 8 30 16 30 -576

1 10 57 140 25 60 105

1 12 90 384 630 36 -140 5760

1 14 129 772 2505 2772 49 -280 -13167

1 16 174 1328 6430 16008 12012 64 630 -30400

A331511 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`0`	`2`	`4`	`6`	`8`	`10`	`12`	`14`	`16`
`-15`	`-6`	`9`	`30`	`57`	`90`	`129`	`174`
`32`	`-12`	`16`	`140`	`384`	`772`	`1328`
`105`	`30`	`25`	`630`	`2505`	`6430`
`-576`	`60`	`36`	`2772`	`16008`
`105`	`-140`	`49`	`12012`
`5760`	`-280`	`64`
`-13167`	`630`
`-30400`

A331511 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`0`	`2`	`4`	`6`	`8`	`10`	`12`	`14`	`16`
		`-15`	`-6`	`9`	`30`	`57`	`90`	`129`	`174`
			`32`	`-12`	`16`	`140`	`384`	`772`	`1328`
				`105`	`30`	`25`	`630`	`2505`	`6430`
					`-576`	`60`	`36`	`2772`	`16008`
						`105`	`-140`	`49`	`12012`
							`5760`	`-280`	`64`
								`-13167`	`630`
									`-30400`

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Last modified May 16 10:52 EDT 2024. Contains 372552 sequences. (Running on oeis4.)