A026288 - OEIS

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

A026288 as a simple table

`n`		`a(n)`
`2`		`1`
`3`		`2`
`4`		`5`
`5`		`14`
`6`		`38`
`7`		`104`
`8`		`285`
`9`		`784`
`10`		`2164`
`11`		`5994`
`12`		`16658`
`13`		`46442`
`14`		`129868`
`15`		`364182`
`16`		`1023960`
`17`		`2886174`
`18`		`8153952`
`19`		`23086374`
`20`		`65497653`
`21`		`186175794`
`22`		`530148414`
`23`		`1512174076`
`24`		`4320093569`
`25`		`12360382436`
`26`		`35414530188`
`27`		`101603373430`
`28`		`291864076387`
`29`		`839402336610`

[1,2,5,14,38,104,285,784,2164,5994,16658,46442, 129868,364182,1023960,2886174,8153952,23086374, 65497653,186175794,530148414,1512174076, 4320093569,12360382436,35414530188,101603373430, 291864076387,839402336610]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 25 04:42 EDT 2024. Contains 371964 sequences. (Running on oeis4.)