A154987 - OEIS

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A154987 as a triangular array

-2

4 4

13 20 13

41 69 69 41

183 268 264 268 183

1099 1405 1080 1080 1405 1099

7943 9486 5970 4080 5970 9486 7943

65547 75775 43806 20370 20370 43806 75775 65547

604831 685672 384552 149520 77280 149520 384552 685672 604831

A154987 as a square array

`-2`	`4`	`13`	`41`	`183`	`1099`	`7943`	`65547`	`604831`
`4`	`20`	`69`	`268`	`1405`	`9486`	`75775`	`685672`
`13`	`69`	`264`	`1080`	`5970`	`43806`	`384552`
`41`	`268`	`1080`	`4080`	`20370`	`149520`
`183`	`1405`	`5970`	`20370`	`77280`
`1099`	`9486`	`43806`	`149520`
`7943`	`75775`	`384552`
`65547`	`685672`
`604831`

A154987 as an upper right triangle

`-2`	`4`	`13`	`41`	`183`	`1099`	`7943`	`65547`	`604831`
	`4`	`20`	`69`	`268`	`1405`	`9486`	`75775`	`685672`
		`13`	`69`	`264`	`1080`	`5970`	`43806`	`384552`
			`41`	`268`	`1080`	`4080`	`20370`	`149520`
				`183`	`1405`	`5970`	`20370`	`77280`
					`1099`	`9486`	`43806`	`149520`
						`7943`	`75775`	`384552`
							`65547`	`685672`
								`604831`

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Last modified April 16 12:36 EDT 2024. Contains 371711 sequences. (Running on oeis4.)