A083321 - OEIS

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

A083321 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`0`
`2`		`-4`
`3`		`18`
`4`		`-64`
`5`		`210`
`6`		`-664`
`7`		`2058`
`8`		`-6304`
`9`		`19170`
`10`		`-58024`
`11`		`175098`
`12`		`-527344`
`13`		`1586130`
`14`		`-4766584`
`15`		`14316138`
`16`		`-42981184`
`17`		`129009090`
`18`		`-387158344`
`19`		`1161737178`
`20`		`-3485735824`
`21`		`10458256050`
`22`		`-31376865304`
`23`		`94134790218`
`24`		`-282412759264`
`25`		`847255055010`
`26`		`-2541798719464`
`27`		`7625463267258`

[1,0,-4,18,-64,210,-664,2058,-6304,19170,-58024, 175098,-527344,1586130,-4766584,14316138, -42981184,129009090,-387158344,1161737178, -3485735824,10458256050,-31376865304,94134790218, -282412759264,847255055010,-2541798719464, 7625463267258]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 23 15:20 EDT 2024. Contains 371916 sequences. (Running on oeis4.)