A197213 - OEIS

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

A197213 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`8`
`3`		`44`
`4`		`221`
`5`		`1175`
`6`		`5982`
`7`		`30940`
`8`		`160438`
`9`		`828709`
`10`		`4285218`
`11`		`22165292`
`12`		`114628225`
`13`		`592784354`
`14`		`3065621155`
`15`		`15854191220`
`16`		`81990622115`
`17`		`424018125103`
`18`		`2192835511699`
`19`		`11340373874625`
`20`		`58647355280660`
`21`		`303298041583255`
`22`		`1568522750375630`

[1,8,44,221,1175,5982,30940,160438,828709,4285218, 22165292,114628225,592784354,3065621155, 15854191220,81990622115,424018125103, 2192835511699,11340373874625,58647355280660, 303298041583255,1568522750375630]

License Agreements, Terms of Use, Privacy Policy. .

Last modified August 11 09:44 EDT 2024. Contains 375059 sequences. (Running on oeis4.)