A142458 - OEIS

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A142458 as a triangular array

1

1 1

1 8 1

1 39 39 1

1 166 546 166 1

1 677 5482 5482 677 1

1 2724 47175 109640 47175 2724 1

1 10915 373809 1709675 1709675 373809 10915 1

1 43682 2824048 23077694 44451550 23077694 2824048 43682 1

A142458 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`1`	`8`	`39`	`166`	`677`	`2724`	`10915`	`43682`
`1`	`39`	`546`	`5482`	`47175`	`373809`	`2824048`
`1`	`166`	`5482`	`109640`	`1709675`	`23077694`
`1`	`677`	`47175`	`1709675`	`44451550`
`1`	`2724`	`373809`	`23077694`
`1`	`10915`	`2824048`
`1`	`43682`
`1`

A142458 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`1`	`8`	`39`	`166`	`677`	`2724`	`10915`	`43682`
		`1`	`39`	`546`	`5482`	`47175`	`373809`	`2824048`
			`1`	`166`	`5482`	`109640`	`1709675`	`23077694`
				`1`	`677`	`47175`	`1709675`	`44451550`
					`1`	`2724`	`373809`	`23077694`
						`1`	`10915`	`2824048`
							`1`	`43682`
								`1`

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Last modified June 10 09:13 EDT 2024. Contains 373259 sequences. (Running on oeis4.)