A279305 - OEIS

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A279305 as a triangular array

0

1 1

0 0 0

3 12 12 3

6 104 498 104 6

24 872 14908 14908 872 24

72 8064 396904 1160588 396904 8064 72

232 71680 10073670 85082276 85082276 10073670 71680 232

720 635312 246262496 6048938846 17784685668

A279305 as a square array

`0`	`1`	`0`	`3`	`6`	`24`	`72`	`232`	`720`
`1`	`0`	`12`	`104`	`872`	`8064`	`71680`	`635312`
`0`	`12`	`498`	`14908`	`396904`	`10073670`	`246262496`
`3`	`104`	`14908`	`1160588`	`85082276`	`6048938846`
`6`	`872`	`396904`	`85082276`	`17784685668`
`24`	`8064`	`10073670`
`72`	`71680`
`232`

A279305 as an upper right triangle

`0`	`1`	`0`	`3`	`6`	`24`	`72`	`232`	`720`
	`1`	`0`	`12`	`104`	`872`	`8064`	`71680`	`635312`
		`0`	`12`	`498`	`14908`	`396904`	`10073670`	`246262496`
			`3`	`104`	`14908`	`1160588`	`85082276`	`6048938846`
				`6`	`872`	`396904`	`85082276`	`17784685668`
					`24`	`8064`	`10073670`
						`72`	`71680`
							`232`

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Last modified April 23 23:26 EDT 2024. Contains 371917 sequences. (Running on oeis4.)