A229885 - OEIS

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

A229885 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`1`
`3`		`1`
`4`		`1`
`5`		`1`
`6`		`5`
`7`		`15`
`8`		`35`
`9`		`70`
`10`		`574`
`11`		`2674`
`12`		`9274`
`13`		`26599`
`14`		`305747`
`15`		`1944033`
`16`		`8995805`
`17`		`33757360`
`18`		`498851248`
`19`		`4017418768`
`20`		`23236611280`
`21`		`107709888805`
`22`		`1945409895065`
`23`		`18965460022971`
`24`		`131635127294783`
`25`		`726401013530416`
`26`		`15505381392117616`
`27`		`177447751441161616`

[1,1,1,1,1,1,5,15,35,70,574,2674,9274,26599, 305747,1944033,8995805,33757360,498851248, 4017418768,23236611280,107709888805,1945409895065, 18965460022971,131635127294783,726401013530416, 15505381392117616,177447751441161616]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 25 03:15 EDT 2024. Contains 371964 sequences. (Running on oeis4.)