A287275 - OEIS

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A287275 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`2`
`3`		`5`
`4`		`15`
`5`		`47`
`6`		`150`
`7`		`481`
`8`		`1545`
`9`		`4965`
`10`		`15958`
`11`		`51293`
`12`		`164871`
`13`		`529947`
`14`		`1703418`
`15`		`5475329`
`16`		`17599457`
`17`		`56570281`
`18`		`181834970`
`19`		`584475733`
`20`		`1878691887`
`21`		`6038716423`
`22`		`19410365422`
`23`		`62391120801`
`24`		`200545011401`
`25`		`644615789581`
`26`		`2072001259342`
`27`		`6660074556205`
`28`		`21407609138375`

[1,1,2,5,15,47,150,481,1545,4965,15958,51293, 164871,529947,1703418,5475329,17599457,56570281, 181834970,584475733,1878691887,6038716423, 19410365422,62391120801,200545011401,644615789581, 2072001259342,6660074556205,21407609138375]

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Last modified April 23 02:53 EDT 2024. Contains 371906 sequences. (Running on oeis4.)