A009414 - OEIS

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

A009414 as a simple table

`n`		`a(n)`
`0`		`0`
`1`		`1`
`2`		`-1`
`3`		`5`
`4`		`-12`
`5`		`89`
`6`		`-345`
`7`		`3093`
`8`		`-17136`
`9`		`178065`
`10`		`-1313865`
`11`		`15537125`
`12`		`-145520364`
`13`		`1937055977`
`14`		`-22215578385`
`15`		`330407321013`
`16`		`-4508998213440`
`17`		`74499864979361`
`18`		`-1181547581150961`
`19`		`21576252384049093`
`20`		`-389965846387214380`

[0,1,-1,5,-12,89,-345,3093,-17136,178065,-1313865, 15537125,-145520364,1937055977,-22215578385, 330407321013,-4508998213440,74499864979361, -1181547581150961,21576252384049093, -389965846387214380]

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 18 21:30 EDT 2022. Contains 353825 sequences. (Running on oeis4.)