A217616 - OEIS

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

A217616 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`2`
`2`		`4`
`3`		`12`
`4`		`38`
`5`		`116`
`6`		`360`
`7`		`1144`
`8`		`3670`
`9`		`11836`
`10`		`38392`
`11`		`125160`
`12`		`409628`
`13`		`1345000`
`14`		`4428752`
`15`		`14618608`
`16`		`48356838`
`17`		`160260332`
`18`		`532009688`
`19`		`1768729736`
`20`		`5888250996`
`21`		`19626282328`
`22`		`65489004464`
`23`		`218743627408`
`24`		`731311554044`
`25`		`2447018357208`
`26`		`8194289368240`
`27`		`27459924376592`

[1,2,4,12,38,116,360,1144,3670,11836,38392,125160, 409628,1345000,4428752,14618608,48356838, 160260332,532009688,1768729736,5888250996, 19626282328,65489004464,218743627408,731311554044, 2447018357208,8194289368240,27459924376592]

License Agreements, Terms of Use, Privacy Policy. .

Last modified July 28 13:11 EDT 2024. Contains 374695 sequences. (Running on oeis4.)