A229578 - OEIS

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A229578 as a triangular array

0

1 1

2 6 2

6 26 26 6

20 80 76 80 20

70 216 171 171 216 70

246 544 362 312 362 544 246

854 1312 757 568 568 757 1312 854

2920 3072 1584 1064 924 1064 1584 3072 2920

9846 7040 3323 2064 1576 1576 2064 3323 7040

A229578 as a square array

`0`	`1`	`2`	`6`	`20`	`70`	`246`	`854`	`2920`	`9846`
`1`	`6`	`26`	`80`	`216`	`544`	`1312`	`3072`	`7040`
`2`	`26`	`76`	`171`	`362`	`757`	`1584`	`3323`
`6`	`80`	`171`	`312`	`568`	`1064`	`2064`
`20`	`216`	`362`	`568`	`924`	`1576`
`70`	`544`	`757`	`1064`	`1576`
`246`	`1312`	`1584`	`2064`
`854`	`3072`	`3323`
`2920`	`7040`

A229578 as an upper right triangle

`0`	`1`	`2`	`6`	`20`	`70`	`246`	`854`	`2920`	`9846`
	`1`	`6`	`26`	`80`	`216`	`544`	`1312`	`3072`	`7040`
		`2`	`26`	`76`	`171`	`362`	`757`	`1584`	`3323`
			`6`	`80`	`171`	`312`	`568`	`1064`	`2064`
				`20`	`216`	`362`	`568`	`924`	`1576`
					`70`	`544`	`757`	`1064`	`1576`
						`246`	`1312`	`1584`	`2064`
							`854`	`3072`	`3323`
								`2920`	`7040`

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Last modified April 25 16:45 EDT 2024. Contains 371989 sequences. (Running on oeis4.)