A105489 - OEIS

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A105489 as a simple table

`n`		`a(n)`
`6`		`2`
`7`		`20`
`8`		`150`
`9`		`1040`
`10`		`7105`
`11`		`49112`
`12`		`347760`
`13`		`2537640`
`14`		`19135875`
`15`		`149285400`
`16`		`1205088742`
`17`		`10062575068`
`18`		`86859191510`
`19`		`774456785200`
`20`		`7126496659960`
`21`		`67617733760064`
`22`		`660932425168071`
`23`		`6649326113764980`
`24`		`68793130453044760`
`25`		`731299516881396540`

[2,20,150,1040,7105,49112,347760,2537640,19135875, 149285400,1205088742,10062575068,86859191510, 774456785200,7126496659960,67617733760064, 660932425168071,6649326113764980, 68793130453044760,731299516881396540]

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Last modified April 25 08:27 EDT 2024. Contains 371964 sequences. (Running on oeis4.)