A220222 - OEIS

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A220222 as a triangular array

1

0 1

2 0 2

3 12 0 6

28 24 72 0 24

125 400 180 480 0 120

1146 2220 4680 1440 3600 0 720

8827 29064 30870 53760 12600 30240 0 5040

94200 272272 545328 409920 638400 120960 282240 0 40320

1007001 3722688 5989032 9386496 5518800 7983360 1270080 2903040 0 362880

A220222 as a square array

`1`	`0`	`2`	`3`	`28`	`125`	`1146`	`8827`	`94200`	`1007001`
`1`	`0`	`12`	`24`	`400`	`2220`	`29064`	`272272`	`3722688`
`2`	`0`	`72`	`180`	`4680`	`30870`	`545328`	`5989032`
`6`	`0`	`480`	`1440`	`53760`	`409920`	`9386496`
`24`	`0`	`3600`	`12600`	`638400`	`5518800`
`120`	`0`	`30240`	`120960`	`7983360`
`720`	`0`	`282240`	`1270080`
`5040`	`0`	`2903040`
`40320`	`0`
`362880`

A220222 as an upper right triangle

`1`	`0`	`2`	`3`	`28`	`125`	`1146`	`8827`	`94200`	`1007001`
	`1`	`0`	`12`	`24`	`400`	`2220`	`29064`	`272272`	`3722688`
		`2`	`0`	`72`	`180`	`4680`	`30870`	`545328`	`5989032`
			`6`	`0`	`480`	`1440`	`53760`	`409920`	`9386496`
				`24`	`0`	`3600`	`12600`	`638400`	`5518800`
					`120`	`0`	`30240`	`120960`	`7983360`
						`720`	`0`	`282240`	`1270080`
							`5040`	`0`	`2903040`
								`40320`	`0`
									`362880`

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Last modified April 20 00:58 EDT 2024. Contains 371798 sequences. (Running on oeis4.)