A099326 - OEIS

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

A099326 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`4`
`2`		`11`
`3`		`28`
`4`		`67`
`5`		`156`
`6`		`354`
`7`		`792`
`8`		`1747`
`9`		`3820`
`10`		`8278`
`11`		`17832`
`12`		`38174`
`13`		`81368`
`14`		`172644`
`15`		`365104`
`16`		`769411`
`17`		`1617228`
`18`		`3389838`
`19`		`7090440`
`20`		`14797546`
`21`		`30828424`
`22`		`64106716`
`23`		`133113168`
`24`		`275967022`
`25`		`571415416`
`26`		`1181585564`
`27`		`2440680592`
`28`		`5035637212`

[1,4,11,28,67,156,354,792,1747,3820,8278,17832, 38174,81368,172644,365104,769411,1617228,3389838, 7090440,14797546,30828424,64106716,133113168, 275967022,571415416,1181585564,2440680592, 5035637212]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 18 22:18 EDT 2024. Contains 371782 sequences. (Running on oeis4.)