A319498 - OEIS

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A319498 as a triangular array

1

0 1

0 1 2

0 2 5 6

0 2 16 18 24

0 3 39 80 84 120

0 4 106 323 432 480 720

0 5 245 1106 2052 2820 3240 5040

0 6 621 3822 10576 14820 21480 25200 40320

0 8 1431 13840 41896 86724 124440 186480 221760 362880

A319498 as a square array

`1`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
`1`	`1`	`2`	`2`	`3`	`4`	`5`	`6`	`8`
`2`	`5`	`16`	`39`	`106`	`245`	`621`	`1431`
`6`	`18`	`80`	`323`	`1106`	`3822`	`13840`
`24`	`84`	`432`	`2052`	`10576`	`41896`
`120`	`480`	`2820`	`14820`	`86724`
`720`	`3240`	`21480`	`124440`
`5040`	`25200`	`186480`
`40320`	`221760`
`362880`

A319498 as an upper right triangle

`1`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
	`1`	`1`	`2`	`2`	`3`	`4`	`5`	`6`	`8`
		`2`	`5`	`16`	`39`	`106`	`245`	`621`	`1431`
			`6`	`18`	`80`	`323`	`1106`	`3822`	`13840`
				`24`	`84`	`432`	`2052`	`10576`	`41896`
					`120`	`480`	`2820`	`14820`	`86724`
						`720`	`3240`	`21480`	`124440`
							`5040`	`25200`	`186480`
								`40320`	`221760`
									`362880`

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Last modified April 25 13:42 EDT 2024. Contains 371971 sequences. (Running on oeis4.)