A141591 - OEIS

login

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

A141591 as a triangular array

1

1 -1

-1 2 -1

-1 2 2 -1

-1 2 8 2 -1

-1 2 22 22 2 -1

-1 2 52 132 52 2 -1

-1 2 114 604 604 114 2 -1

-1 2 240 2382 4832 2382 240 2 -1

-1 2 494 8586 31238 31238 8586 494 2 -1

-1 2 1004 29216 176468 312380 176468 29216 1004 2 -1

-1 2 2026 95680 910384 2620708

A141591 as a square array

`1`	`1`	`-1`	`-1`	`-1`	`-1`	`-1`	`-1`	`-1`	`-1`	`-1`	`-1`
`-1`	`2`	`2`	`2`	`2`	`2`	`2`	`2`	`2`	`2`	`2`
`-1`	`2`	`8`	`22`	`52`	`114`	`240`	`494`	`1004`	`2026`
`-1`	`2`	`22`	`132`	`604`	`2382`	`8586`	`29216`	`95680`
`-1`	`2`	`52`	`604`	`4832`	`31238`	`176468`	`910384`
`-1`	`2`	`114`	`2382`	`31238`	`312380`	`2620708`
`-1`	`2`	`240`	`8586`	`176468`
`-1`	`2`	`494`	`29216`
`-1`	`2`	`1004`
`-1`	`2`
`-1`

A141591 as an upper right triangle

`1`	`1`	`-1`	`-1`	`-1`	`-1`	`-1`	`-1`	`-1`	`-1`	`-1`	`-1`
	`-1`	`2`	`2`	`2`	`2`	`2`	`2`	`2`	`2`	`2`	`2`
		`-1`	`2`	`8`	`22`	`52`	`114`	`240`	`494`	`1004`	`2026`
			`-1`	`2`	`22`	`132`	`604`	`2382`	`8586`	`29216`	`95680`
				`-1`	`2`	`52`	`604`	`4832`	`31238`	`176468`	`910384`
					`-1`	`2`	`114`	`2382`	`31238`	`312380`	`2620708`
						`-1`	`2`	`240`	`8586`	`176468`
							`-1`	`2`	`494`	`29216`
								`-1`	`2`	`1004`
									`-1`	`2`
										`-1`

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 July 14 20:26 EDT 2024. Contains 374323 sequences. (Running on oeis4.)