A004404 - OEIS

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

A004404 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`-6`
`2`		`24`
`3`		`-80`
`4`		`234`
`5`		`-624`
`6`		`1552`
`7`		`-3648`
`8`		`8184`
`9`		`-17654`
`10`		`36816`
`11`		`-74544`
`12`		`147056`
`13`		`-283440`
`14`		`535008`
`15`		`-990912`
`16`		`1803882`
`17`		`-3232224`
`18`		`5707624`
`19`		`-9943536`
`20`		`17106960`
`21`		`-29088352`
`22`		`48922320`
`23`		`-81438528`
`24`		`134261584`
`25`		`-219336630`
`26`		`355242288`

[1,-6,24,-80,234,-624,1552,-3648,8184,-17654, 36816,-74544,147056,-283440,535008,-990912, 1803882,-3232224,5707624,-9943536,17106960, -29088352,48922320,-81438528,134261584,-219336630, 355242288]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 18 06:24 EDT 2024. Contains 371769 sequences. (Running on oeis4.)