A080721 - OEIS

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A080721 as a triangular array

1

1 1

1 4 4

1 9 21 14

1 16 66 100 50

1 25 160 410 455 182

1 36 330 1260 2310 2016 672

1 49 609 3220 8610 12222 8778 2508

1 64 1036 7224 26250 53592 61908 37752 9438

1 81 1656 14700 69300 189882 312312 303732 160875 35750

1

A080721 as a square array

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
`1`	`4`	`9`	`16`	`25`	`36`	`49`	`64`	`81`
`4`	`21`	`66`	`160`	`330`	`609`	`1036`	`1656`
`14`	`100`	`410`	`1260`	`3220`	`7224`	`14700`
`50`	`455`	`2310`	`8610`	`26250`	`69300`
`182`	`2016`	`12222`	`53592`	`189882`
`672`	`8778`	`61908`	`312312`
`2508`	`37752`	`303732`
`9438`	`160875`
`35750`

A080721 as an upper right triangle

`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`	`1`
	`1`	`4`	`9`	`16`	`25`	`36`	`49`	`64`	`81`
		`4`	`21`	`66`	`160`	`330`	`609`	`1036`	`1656`
			`14`	`100`	`410`	`1260`	`3220`	`7224`	`14700`
				`50`	`455`	`2310`	`8610`	`26250`	`69300`
					`182`	`2016`	`12222`	`53592`	`189882`
						`672`	`8778`	`61908`	`312312`
							`2508`	`37752`	`303732`
								`9438`	`160875`
									`35750`

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Last modified April 19 15:34 EDT 2024. Contains 371794 sequences. (Running on oeis4.)