A318209 - OEIS

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

A318209 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`6`
`3`		`4`
`4`		`21`
`5`		`47`
`6`		`125`
`7`		`329`
`8`		`842`
`9`		`2254`
`10`		`5893`
`11`		`15435`
`12`		`40669`
`13`		`106859`
`14`		`280658`
`15`		`738110`
`16`		`1940361`
`17`		`5099669`
`18`		`13407853`
`19`		`35248057`
`20`		`92658886`
`21`		`243597948`
`22`		`640404049`
`23`		`1683558645`
`24`		`4425986909`
`25`		`11635671179`
`26`		`30589415206`
`27`		`80417882852`
`28`		`211414206553`

[1,6,4,21,47,125,329,842,2254,5893,15435,40669, 106859,280658,738110,1940361,5099669,13407853, 35248057,92658886,243597948,640404049,1683558645, 4425986909,11635671179,30589415206,80417882852, 211414206553]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 25 01:35 EDT 2024. Contains 371964 sequences. (Running on oeis4.)