A268223 - OEIS

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A268223 as a triangular array

6

21 42

56 168 336

126 504 1512 3024

252 1260 5040 15120 30240

462 2772 13860 55440 166320 332640

792 5544 33264 166320 665280 1995840 3991680

1287 10296 72072 432432 2162160 8648640 25945920 51891840

A268223 as a square array

`6`	`21`	`56`	`126`	`252`	`462`	`792`	`1287`
`42`	`168`	`504`	`1260`	`2772`	`5544`	`10296`
`336`	`1512`	`5040`	`13860`	`33264`	`72072`
`3024`	`15120`	`55440`	`166320`	`432432`
`30240`	`166320`	`665280`	`2162160`
`332640`	`1995840`	`8648640`
`3991680`	`25945920`
`51891840`

A268223 as an upper right triangle

`6`	`21`	`56`	`126`	`252`	`462`	`792`	`1287`
	`42`	`168`	`504`	`1260`	`2772`	`5544`	`10296`
		`336`	`1512`	`5040`	`13860`	`33264`	`72072`
			`3024`	`15120`	`55440`	`166320`	`432432`
				`30240`	`166320`	`665280`	`2162160`
					`332640`	`1995840`	`8648640`
						`3991680`	`25945920`
							`51891840`

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Last modified April 16 07:08 EDT 2024. Contains 371698 sequences. (Running on oeis4.)