A227712 - OEIS

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A227712 as a simple table

`n`		`a(n)`
`0`		`4`
`1`		`10`
`2`		`25`
`3`		`58`
`4`		`127`
`5`		`268`
`6`		`553`
`7`		`1126`
`8`		`2275`
`9`		`4576`
`10`		`9181`
`11`		`18394`
`12`		`36823`
`13`		`73684`
`14`		`147409`
`15`		`294862`
`16`		`589771`
`17`		`1179592`
`18`		`2359237`
`19`		`4718530`
`20`		`9437119`
`21`		`18874300`
`22`		`37748665`
`23`		`75497398`
`24`		`150994867`
`25`		`301989808`
`26`		`603979693`
`27`		`1207959466`
`28`		`2415919015`
`29`		`4831838116`
`30`		`9663676321`
`31`		`19327352734`

[4,10,25,58,127,268,553,1126,2275,4576,9181,18394, 36823,73684,147409,294862,589771,1179592,2359237, 4718530,9437119,18874300,37748665,75497398, 150994867,301989808,603979693,1207959466, 2415919015,4831838116,9663676321,19327352734]

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Last modified June 11 16:25 EDT 2024. Contains 373315 sequences. (Running on oeis4.)