A180401 - OEIS

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

A180401 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`0`
`3`		`1`
`4`		`0`
`5`		`1`
`6`		`1`
`7`		`0`
`8`		`4`
`9`		`4`
`10`		`1`
`11`		`0`
`12`		`36`
`13`		`33`
`14`		`10`
`15`		`1`
`16`		`0`
`17`		`576`
`18`		`480`
`19`		`148`
`20`		`20`
`21`		`1`
`22`		`0`
`23`		`14400`
`24`		`10960`
`25`		`3281`
`26`		`483`
`27`		`35`
`28`		`1`
`29`		`0`
`30`		`518400`
`31`		`362880`
`32`		`103824`
`33`		`15552`
`34`		`1288`
`35`		`56`
`36`		`1`
`37`		`0`
`38`		`25401600`
`39`		`16465680`
`40`		`4479336`
`41`		`663633`
`42`		`57916`
`43`		`2982`
`44`		`84`
`45`		`1`
`46`		`0`
`47`		`1625702400`
`48`		`981872640`
`49`		`253732096`
`50`		`36690816`
`51`		`3252624`
`52`		`181312`
`53`		`6216`
`54`		`120`
`55`		`1`

[1,0,1,0,1,1,0,4,4,1,0,36,33,10,1,0,576,480,148, 20,1,0,14400,10960,3281,483,35,1,0,518400,362880, 103824,15552,1288,56,1,0,25401600,16465680, 4479336,663633,57916,2982,84,1,0,1625702400, 981872640,253732096,36690816,3252624,181312,6216, 120,1]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 25 07:07 EDT 2024. Contains 371964 sequences. (Running on oeis4.)