A133942 - OEIS

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

A133942 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`-1`
`2`		`2`
`3`		`-6`
`4`		`24`
`5`		`-120`
`6`		`720`
`7`		`-5040`
`8`		`40320`
`9`		`-362880`
`10`		`3628800`
`11`		`-39916800`
`12`		`479001600`
`13`		`-6227020800`
`14`		`87178291200`
`15`		`-1307674368000`
`16`		`20922789888000`
`17`		`-355687428096000`
`18`		`6402373705728000`
`19`		`-121645100408832000`
`20`		`2432902008176640000`

[1,-1,2,-6,24,-120,720,-5040,40320,-362880, 3628800,-39916800,479001600,-6227020800, 87178291200,-1307674368000,20922789888000, -355687428096000,6402373705728000, -121645100408832000,2432902008176640000]

License Agreements, Terms of Use, Privacy Policy. .

Last modified July 18 09:00 EDT 2024. Contains 374378 sequences. (Running on oeis4.)