A164961 - OEIS

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A164961 as a triangular array

1

2 2

12 24 12

120 360 360 120

1680 6720 10080 6720 1680

30240 151200 302400 302400 151200 30240

665280 3991680 9979200 13305600 9979200 3991680 665280

17297280 121080960 363242880 605404800 605404800

A164961 as a square array

`1`	`2`	`12`	`120`	`1680`	`30240`	`665280`	`17297280`
`2`	`24`	`360`	`6720`	`151200`	`3991680`	`121080960`
`12`	`360`	`10080`	`302400`	`9979200`	`363242880`
`120`	`6720`	`302400`	`13305600`	`605404800`
`1680`	`151200`	`9979200`	`605404800`
`30240`	`3991680`
`665280`

A164961 as an upper right triangle

`1`	`2`	`12`	`120`	`1680`	`30240`	`665280`	`17297280`
	`2`	`24`	`360`	`6720`	`151200`	`3991680`	`121080960`
		`12`	`360`	`10080`	`302400`	`9979200`	`363242880`
			`120`	`6720`	`302400`	`13305600`	`605404800`
				`1680`	`151200`	`9979200`	`605404800`
					`30240`	`3991680`
						`665280`

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Last modified April 19 12:14 EDT 2024. Contains 371792 sequences. (Running on oeis4.)