A128020 - OEIS

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A128020 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`2`
`3`		`6`
`4`		`12`
`5`		`25`
`6`		`48`
`7`		`98`
`8`		`200`
`9`		`396`
`10`		`790`
`11`		`1584`
`12`		`3168`
`13`		`6331`
`14`		`12670`
`15`		`25335`
`16`		`50672`
`17`		`101354`
`18`		`202698`
`19`		`405403`
`20`		`810800`
`21`		`1621599`
`22`		`3243196`
`23`		`6486391`
`24`		`12972792`
`25`		`25945575`
`26`		`51891164`
`27`		`103782330`
`28`		`207564644`
`29`		`415129287`
`30`		`830258580`
`31`		`1660517170`
`32`		`3321034336`

[1,2,6,12,25,48,98,200,396,790,1584,3168,6331, 12670,25335,50672,101354,202698,405403,810800, 1621599,3243196,6486391,12972792,25945575, 51891164,103782330,207564644,415129287,830258580, 1660517170,3321034336]

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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)