A025179 - OEIS

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

A025179 as a simple table

`n`		`a(n)`
`2`		`1`
`3`		`4`
`4`		`10`
`5`		`29`
`6`		`81`
`7`		`231`
`8`		`659`
`9`		`1891`
`10`		`5443`
`11`		`15718`
`12`		`45508`
`13`		`132067`
`14`		`384047`
`15`		`1118820`
`16`		`3264642`
`17`		`9539787`
`18`		`27913083`
`19`		`81769236`
`20`		`239794422`
`21`		`703906719`
`22`		`2068153899`
`23`		`6081507831`
`24`		`17896695831`
`25`		`52703944965`
`26`		`155310270101`
`27`		`457956633826`
`28`		`1351132539604`

[1,4,10,29,81,231,659,1891,5443,15718,45508, 132067,384047,1118820,3264642,9539787,27913083, 81769236,239794422,703906719,2068153899, 6081507831,17896695831,52703944965,155310270101, 457956633826,1351132539604]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 19 11:14 EDT 2024. Contains 371791 sequences. (Running on oeis4.)