A216255 - OEIS

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A216255 as a triangular array

1

2 0

3 6 0

4 24 12 0

5 60 120 20 0

6 120 540 480 30 0

7 210 1680 3780 1680 42 0

8 336 4200 17920 22680 5376 56 0

9 504 9072 63000 161280 122472 16128 72 0

10 720 17640 181440 787500 1290240 612360 46080 90 0

A216255 as a square array

`1`	`2`	`3`	`4`	`5`	`6`	`7`	`8`	`9`	`10`
`0`	`6`	`24`	`60`	`120`	`210`	`336`	`504`	`720`
`0`	`12`	`120`	`540`	`1680`	`4200`	`9072`	`17640`
`0`	`20`	`480`	`3780`	`17920`	`63000`	`181440`
`0`	`30`	`1680`	`22680`	`161280`	`787500`
`0`	`42`	`5376`	`122472`	`1290240`
`0`	`56`	`16128`	`612360`
`0`	`72`	`46080`
`0`	`90`
`0`

A216255 as an upper right triangle

`1`	`2`	`3`	`4`	`5`	`6`	`7`	`8`	`9`	`10`
	`0`	`6`	`24`	`60`	`120`	`210`	`336`	`504`	`720`
		`0`	`12`	`120`	`540`	`1680`	`4200`	`9072`	`17640`
			`0`	`20`	`480`	`3780`	`17920`	`63000`	`181440`
				`0`	`30`	`1680`	`22680`	`161280`	`787500`
					`0`	`42`	`5376`	`122472`	`1290240`
						`0`	`56`	`16128`	`612360`
							`0`	`72`	`46080`
								`0`	`90`
									`0`

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Last modified April 18 04:24 EDT 2024. Contains 371767 sequences. (Running on oeis4.)