A142465 - OEIS

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A142465 as a triangular array

1

1 1

1 7 1

1 28 28 1

1 84 336 84 1

1 210 2520 2520 210 1

1 462 13860 41580 13860 462 1

1 924 60984 457380 457380 60984 924 1

1 1716 226512 3737448 9343620 3737448 226512 1716 1

1 3003 736164 24293412 133613766 133613766 24293412 736164 3003 1

A142465 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`1`	`7`	`28`	`84`	`210`	`462`	`924`	`1716`	`3003`
`1`	`28`	`336`	`2520`	`13860`	`60984`	`226512`	`736164`
`1`	`84`	`2520`	`41580`	`457380`	`3737448`	`24293412`
`1`	`210`	`13860`	`457380`	`9343620`	`133613766`
`1`	`462`	`60984`	`3737448`	`133613766`
`1`	`924`	`226512`	`24293412`
`1`	`1716`	`736164`
`1`	`3003`
`1`

A142465 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`1`	`7`	`28`	`84`	`210`	`462`	`924`	`1716`	`3003`
		`1`	`28`	`336`	`2520`	`13860`	`60984`	`226512`	`736164`
			`1`	`84`	`2520`	`41580`	`457380`	`3737448`	`24293412`
				`1`	`210`	`13860`	`457380`	`9343620`	`133613766`
					`1`	`462`	`60984`	`3737448`	`133613766`
						`1`	`924`	`226512`	`24293412`
							`1`	`1716`	`736164`
								`1`	`3003`
									`1`

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Last modified May 17 06:15 EDT 2024. Contains 372579 sequences. (Running on oeis4.)