A197277 - OEIS

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

A197277 as a simple table

`n`		`a(n)`
`1`		`9`
`2`		`67`
`3`		`317`
`4`		`2731`
`5`		`16890`
`6`		`114205`
`7`		`886737`
`8`		`6017949`
`9`		`40918349`
`10`		`290053910`
`11`		`2074566978`
`12`		`14599100959`
`13`		`101671464178`
`14`		`714232555115`
`15`		`5052846176923`
`16`		`35608078988237`
`17`		`249861298059545`
`18`		`1755724243450685`
`19`		`12370064599008231`
`20`		`87120870560445460`

[9,67,317,2731,16890,114205,886737,6017949, 40918349,290053910,2074566978,14599100959, 101671464178,714232555115,5052846176923, 35608078988237,249861298059545,1755724243450685, 12370064599008231,87120870560445460]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 24 14:23 EDT 2024. Contains 371960 sequences. (Running on oeis4.)