A130089 - OEIS

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

A130089 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`1`
`3`		`2`
`4`		`3`
`5`		`12`
`6`		`20`
`7`		`45`
`8`		`14`
`9`		`70`
`10`		`864`
`11`		`525`
`12`		`880`
`13`		`6237`
`14`		`3328`
`15`		`3003`
`16`		`900`
`17`		`25025`
`18`		`60928`
`19`		`53703`
`20`		`19456`
`21`		`3997125`
`22`		`1209600`
`23`		`3556553`
`24`		`30912`
`25`		`67643667`
`26`		`11264000`
`27`		`244375`
`28`		`26687232`
`29`		`52055003`
`30`		`2702336`
`31`		`351469125`
`32`		`90272000`
`33`		`47453715`
`34`		`1284636672`

[1,1,2,3,12,20,45,14,70,864,525,880,6237,3328, 3003,900,25025,60928,53703,19456,3997125,1209600, 3556553,30912,67643667,11264000,244375,26687232, 52055003,2702336,351469125,90272000,47453715, 1284636672]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 23 05:20 EDT 2024. Contains 371906 sequences. (Running on oeis4.)