A009586 - OEIS

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

A009586 as a simple table

`n`		`a(n)`
`0`		`0`
`1`		`1`
`2`		`-1`
`3`		`2`
`4`		`-6`
`5`		`16`
`6`		`0`
`7`		`-624`
`8`		`9072`
`9`		`-108632`
`10`		`1259640`
`11`		`-14799544`
`12`		`179091264`
`13`		`-2245354968`
`14`		`29201086824`
`15`		`-393393411904`
`16`		`5472839893440`
`17`		`-78247740884864`
`18`		`1141773898925952`
`19`		`-16826235923665152`
`20`		`246149512349702400`

[0,1,-1,2,-6,16,0,-624,9072,-108632,1259640, -14799544,179091264,-2245354968,29201086824, -393393411904,5472839893440,-78247740884864, 1141773898925952,-16826235923665152, 246149512349702400]

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 1 13:18 EDT 2024. Contains 372172 sequences. (Running on oeis4.)