A032101 - OEIS

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

A032101 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`1`
`3`		`1`
`4`		`2`
`5`		`4`
`6`		`11`
`7`		`28`
`8`		`78`
`9`		`212`
`10`		`598`
`11`		`1686`
`12`		`4841`
`13`		`13975`
`14`		`40777`
`15`		`119698`
`16`		`353905`
`17`		`1051948`
`18`		`3143582`
`19`		`9436033`
`20`		`28443340`
`21`		`86055366`
`22`		`261253380`
`23`		`795587214`
`24`		`2429692385`
`25`		`7439569568`
`26`		`22834518491`
`27`		`70243063795`
`28`		`216527666056`

[1,1,1,2,4,11,28,78,212,598,1686,4841,13975,40777, 119698,353905,1051948,3143582,9436033,28443340, 86055366,261253380,795587214,2429692385, 7439569568,22834518491,70243063795,216527666056]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 19 10:31 EDT 2024. Contains 371791 sequences. (Running on oeis4.)