A283522 - OEIS

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A283522 as a triangular array

0

0 0

0 0 0

0 1 1 0

0 5 20 5 0

0 28 270 270 28 0

0 145 2763 5988 2763 145 0

0 703 26662 113984 113984 26662 703 0

0 3288 241796 2032993 4069571 2032993 241796 3288 0

0 14980 2115564 34279720 136572268

A283522 as a square array

`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
`0`	`0`	`1`	`5`	`28`	`145`	`703`	`3288`	`14980`
`0`	`1`	`20`	`270`	`2763`	`26662`	`241796`	`2115564`
`0`	`5`	`270`	`5988`	`113984`	`2032993`	`34279720`
`0`	`28`	`2763`	`113984`	`4069571`	`136572268`
`0`	`145`	`26662`	`2032993`
`0`	`703`	`241796`
`0`	`3288`
`0`

A283522 as an upper right triangle

`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
	`0`	`0`	`1`	`5`	`28`	`145`	`703`	`3288`	`14980`
		`0`	`1`	`20`	`270`	`2763`	`26662`	`241796`	`2115564`
			`0`	`5`	`270`	`5988`	`113984`	`2032993`	`34279720`
				`0`	`28`	`2763`	`113984`	`4069571`	`136572268`
					`0`	`145`	`26662`	`2032993`
						`0`	`703`	`241796`
							`0`	`3288`
								`0`

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Last modified September 11 11:45 EDT 2024. Contains 375827 sequences. (Running on oeis4.)