A005664 - OEIS

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

A005664 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`2`
`3`		`5`
`4`		`12`
`5`		`41`
`6`		`53`
`7`		`306`
`8`		`665`
`9`		`15601`
`10`		`31867`
`11`		`79335`
`12`		`111202`
`13`		`190537`
`14`		`10590737`
`15`		`10781274`
`16`		`53715833`
`17`		`171928773`
`18`		`225644606`
`19`		`397573379`
`20`		`6189245291`
`21`		`6586818670`
`22`		`65470613321`
`23`		`137528045312`
`24`		`753110839881`
`25`		`5409303924479`
`26`		`6162414764360`

[1,1,2,5,12,41,53,306,665,15601,31867,79335, 111202,190537,10590737,10781274,53715833, 171928773,225644606,397573379,6189245291, 6586818670,65470613321,137528045312,753110839881, 5409303924479,6162414764360]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 19 04:29 EDT 2024. Contains 371782 sequences. (Running on oeis4.)