A000425 - OEIS

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

A000425 as a simple table

`n`		`a(n)`
`1`		`2`
`2`		`0`
`3`		`0`
`4`		`8`
`5`		`30`
`6`		`192`
`7`		`1344`
`8`		`10800`
`9`		`97434`
`10`		`976000`
`11`		`10749024`
`12`		`129103992`
`13`		`1679495350`
`14`		`23525384064`
`15`		`353028802560`
`16`		`5650370001120`
`17`		`96082828074162`
`18`		`1729886440780800`
`19`		`32874134679574208`
`20`		`657589108734075240`
`21`		`13811277748363437006`
`22`		`303884178002526338624`

[2,0,0,8,30,192,1344,10800,97434,976000,10749024, 129103992,1679495350,23525384064,353028802560, 5650370001120,96082828074162,1729886440780800, 32874134679574208,657589108734075240, 13811277748363437006,303884178002526338624]

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 2 10:51 EDT 2024. Contains 372196 sequences. (Running on oeis4.)