A229887 - OEIS

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

A229887 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`1`
`3`		`1`
`4`		`1`
`5`		`1`
`6`		`1`
`7`		`1`
`8`		`7`
`9`		`28`
`10`		`84`
`11`		`210`
`12`		`462`
`13`		`924`
`14`		`11220`
`15`		`74283`
`16`		`354563`
`17`		`1363571`
`18`		`4482323`
`19`		`13058891`
`20`		`226630385`
`21`		`2101302530`
`22`		`13794660782`
`23`		`71790720848`
`24`		`314709809876`
`25`		`1206605493016`
`26`		`27221495651416`
`27`		`324504194839891`
`28`		`2711270620975411`
`29`		`17790823624994551`

[1,1,1,1,1,1,1,1,7,28,84,210,462,924,11220,74283, 354563,1363571,4482323,13058891,226630385, 2101302530,13794660782,71790720848,314709809876, 1206605493016,27221495651416,324504194839891, 2711270620975411,17790823624994551]

License Agreements, Terms of Use, Privacy Policy. .

Last modified August 19 18:08 EDT 2024. Contains 375310 sequences. (Running on oeis4.)