A089222 - OEIS

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

A089222 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`0`
`2`		`0`
`3`		`0`
`4`		`0`
`5`		`10`
`6`		`36`
`7`		`322`
`8`		`2832`
`9`		`27954`
`10`		`299260`
`11`		`3474482`
`12`		`43546872`
`13`		`586722162`
`14`		`8463487844`
`15`		`130214368530`
`16`		`2129319003680`
`17`		`36889393903794`
`18`		`675098760648204`
`19`		`13015877566642418`
`20`		`263726707757115400`
`21`		`5603148830577775218`
`22`		`124568968969991162100`
`23`		`2892414672938546871250`

[1,0,0,0,0,10,36,322,2832,27954,299260,3474482, 43546872,586722162,8463487844,130214368530, 2129319003680,36889393903794,675098760648204, 13015877566642418,263726707757115400, 5603148830577775218,124568968969991162100, 2892414672938546871250]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 19 14:10 EDT 2024. Contains 371792 sequences. (Running on oeis4.)