A198889 - OEIS

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A198889 as a triangular array

2

2 2

2 6 2

2 12 6 2

2 20 24 6 2

2 30 72 24 6 2

2 42 172 120 24 6 2

2 56 352 480 120 24 6 2

2 72 646 1512 720 120 24 6 2

2 90 1094 3976 3600 720 120 24 6 2

2 110 1742 9144 14184 5040 720 120 24 6 2

2 132 2642 18990 45992 30240 5040 720 120

A198889 as a square array

`2`	`2`	`2`	`2`	`2`	`2`	`2`	`2`	`2`	`2`	`2`	`2`
`2`	`6`	`12`	`20`	`30`	`42`	`56`	`72`	`90`	`110`	`132`
`2`	`6`	`24`	`72`	`172`	`352`	`646`	`1094`	`1742`	`2642`
`2`	`6`	`24`	`120`	`480`	`1512`	`3976`	`9144`	`18990`
`2`	`6`	`24`	`120`	`720`	`3600`	`14184`	`45992`
`2`	`6`	`24`	`120`	`720`	`5040`	`30240`
`2`	`6`	`24`	`120`	`720`	`5040`
`2`	`6`	`24`	`120`	`720`
`2`	`6`	`24`	`120`
`2`	`6`
`2`

A198889 as an upper right triangle

`2`	`2`	`2`	`2`	`2`	`2`	`2`	`2`	`2`	`2`	`2`	`2`
	`2`	`6`	`12`	`20`	`30`	`42`	`56`	`72`	`90`	`110`	`132`
		`2`	`6`	`24`	`72`	`172`	`352`	`646`	`1094`	`1742`	`2642`
			`2`	`6`	`24`	`120`	`480`	`1512`	`3976`	`9144`	`18990`
				`2`	`6`	`24`	`120`	`720`	`3600`	`14184`	`45992`
					`2`	`6`	`24`	`120`	`720`	`5040`	`30240`
						`2`	`6`	`24`	`120`	`720`	`5040`
							`2`	`6`	`24`	`120`	`720`
								`2`	`6`	`24`	`120`
									`2`	`6`
										`2`

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Last modified April 24 04:14 EDT 2024. Contains 371918 sequences. (Running on oeis4.)