A172108 - OEIS

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A172108 as a triangular array

0

0 0

0 0 0

1 3 3 1

1 8 18 16 5

1 18 78 136 105 30

1 38 288 856 1205 810 210

1 78 978 4576 10305 12090 7140 1680

1 158 3168 22216 74405 134370 134610 70560 15120

1 318 9978 101536 483105 1252650 1882860 1641360 771120 151200

A172108 as a square array

`0`	`0`	`0`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`0`	`0`	`3`	`8`	`18`	`38`	`78`	`158`	`318`
`0`	`3`	`18`	`78`	`288`	`978`	`3168`	`9978`
`1`	`16`	`136`	`856`	`4576`	`22216`	`101536`
`5`	`105`	`1205`	`10305`	`74405`	`483105`
`30`	`810`	`12090`	`134370`	`1252650`
`210`	`7140`	`134610`	`1882860`
`1680`	`70560`	`1641360`
`15120`	`771120`
`151200`

A172108 as an upper right triangle

`0`	`0`	`0`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`0`	`0`	`3`	`8`	`18`	`38`	`78`	`158`	`318`
		`0`	`3`	`18`	`78`	`288`	`978`	`3168`	`9978`
			`1`	`16`	`136`	`856`	`4576`	`22216`	`101536`
				`5`	`105`	`1205`	`10305`	`74405`	`483105`
					`30`	`810`	`12090`	`134370`	`1252650`
						`210`	`7140`	`134610`	`1882860`
							`1680`	`70560`	`1641360`
								`15120`	`771120`
									`151200`

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Last modified September 17 11:42 EDT 2024. Contains 375987 sequences. (Running on oeis4.)