A000453 - OEIS

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A000453 as a simple table

`n`		`a(n)`
`4`		`1`
`5`		`10`
`6`		`65`
`7`		`350`
`8`		`1701`
`9`		`7770`
`10`		`34105`
`11`		`145750`
`12`		`611501`
`13`		`2532530`
`14`		`10391745`
`15`		`42355950`
`16`		`171798901`
`17`		`694337290`
`18`		`2798806985`
`19`		`11259666950`
`20`		`45232115901`
`21`		`181509070050`
`22`		`727778623825`
`23`		`2916342574750`
`24`		`11681056634501`
`25`		`46771289738810`
`26`		`187226356946265`
`27`		`749329038535350`

[1,10,65,350,1701,7770,34105,145750,611501, 2532530,10391745,42355950,171798901,694337290, 2798806985,11259666950,45232115901,181509070050, 727778623825,2916342574750,11681056634501, 46771289738810,187226356946265,749329038535350]

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Last modified April 30 05:30 EDT 2024. Contains 372118 sequences. (Running on oeis4.)