A270850 - OEIS

login

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

A270850 as a triangular array

0

0 0

0 0 0

0 6 0 0

0 24 30 0 0

0 66 270 252 0 0

0 120 1650 6822 2298 0 0

0 198 7344 108348 307494 28440 0 0

0 288 24954 1144464 15754872 27582438 460494 0 0

0 402 68838 8559378 469037376 5805948474 4875050400

A270850 as a square array

`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
`0`	`0`	`6`	`24`	`66`	`120`	`198`	`288`	`402`
`0`	`0`	`30`	`270`	`1650`	`7344`	`24954`	`68838`
`0`	`0`	`252`	`6822`	`108348`	`1144464`	`8559378`
`0`	`0`	`2298`	`307494`	`15754872`	`469037376`
`0`	`0`	`28440`	`27582438`	`5805948474`
`0`	`0`	`460494`	`4875050400`
`0`	`0`
`0`

A270850 as an upper right triangle

`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`	`0`
	`0`	`0`	`6`	`24`	`66`	`120`	`198`	`288`	`402`
		`0`	`0`	`30`	`270`	`1650`	`7344`	`24954`	`68838`
			`0`	`0`	`252`	`6822`	`108348`	`1144464`	`8559378`
				`0`	`0`	`2298`	`307494`	`15754872`	`469037376`
					`0`	`0`	`28440`	`27582438`	`5805948474`
						`0`	`0`	`460494`	`4875050400`
							`0`	`0`
								`0`

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 24 03:08 EDT 2024. Contains 371918 sequences. (Running on oeis4.)