A271708 - OEIS

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A271708 as a triangular array

1

0 1

0 2 2

0 6 2 3

0 24 12 3 4

0 120 20 12 4 5

0 720 112 42 16 5 6

0 5040 336 126 44 20 6 7

0 40320 2112 492 188 55 24 7 8

0 362880 11712 2802 640 215 66 28 8 9

0 3628800 92160 16938 3624 830 258 77 32 9 10

A271708 as a square array

`1`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
`1`	`2`	`6`	`24`	`120`	`720`	`5040`	`40320`	`362880`	`3628800`
`2`	`2`	`12`	`20`	`112`	`336`	`2112`	`11712`	`92160`
`3`	`3`	`12`	`42`	`126`	`492`	`2802`	`16938`
`4`	`4`	`16`	`44`	`188`	`640`	`3624`
`5`	`5`	`20`	`55`	`215`	`830`
`6`	`6`	`24`	`66`	`258`
`7`	`7`	`28`	`77`
`8`	`8`	`32`
`9`	`9`
`10`

A271708 as an upper right triangle

`1`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
	`1`	`2`	`6`	`24`	`120`	`720`	`5040`	`40320`	`362880`	`3628800`
		`2`	`2`	`12`	`20`	`112`	`336`	`2112`	`11712`	`92160`
			`3`	`3`	`12`	`42`	`126`	`492`	`2802`	`16938`
				`4`	`4`	`16`	`44`	`188`	`640`	`3624`
					`5`	`5`	`20`	`55`	`215`	`830`
						`6`	`6`	`24`	`66`	`258`
							`7`	`7`	`28`	`77`
								`8`	`8`	`32`
									`9`	`9`
										`10`

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Last modified June 5 14:10 EDT 2024. Contains 373105 sequences. (Running on oeis4.)