A253407 - OEIS

login

The OEIS is supported by the many generous donors to the OEIS Foundation.

A253407 as a triangular array

81

480 480

2890 2192 2890

17560 8168 8168 17560

106540 37828 27362 37828 106540

646240 158472 108950 108950 158472 646240

3920448 638602 367348 403698 367348 638602 3920448

23781448 2763096 1489310 1739014

A253407 as a square array

`81`	`480`	`2890`	`17560`	`106540`	`646240`	`3920448`	`23781448`
`480`	`2192`	`8168`	`37828`	`158472`	`638602`	`2763096`
`2890`	`8168`	`27362`	`108950`	`367348`	`1489310`
`17560`	`37828`	`108950`	`403698`	`1739014`
`106540`	`158472`	`367348`
`646240`	`638602`
`3920448`

A253407 as an upper right triangle

`81`	`480`	`2890`	`17560`	`106540`	`646240`	`3920448`	`23781448`
	`480`	`2192`	`8168`	`37828`	`158472`	`638602`	`2763096`
		`2890`	`8168`	`27362`	`108950`	`367348`	`1489310`
			`17560`	`37828`	`108950`	`403698`	`1739014`
				`106540`	`158472`	`367348`
					`646240`	`638602`
						`3920448`

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 23 22:36 EDT 2024. Contains 371917 sequences. (Running on oeis4.)