A033876 - OEIS

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A033876 as a simple table

`n`		`a(n)`
`0`		`3`
`1`		`15`
`2`		`70`
`3`		`315`
`4`		`1386`
`5`		`6006`
`6`		`25740`
`7`		`109395`
`8`		`461890`
`9`		`1939938`
`10`		`8112468`
`11`		`33801950`
`12`		`140408100`
`13`		`581690700`
`14`		`2404321560`
`15`		`9917826435`
`16`		`40838108850`
`17`		`167890003050`
`18`		`689232644100`
`19`		`2825853840810`
`20`		`11572544300460`
`21`		`47342226683700`
`22`		`193485622098600`
`23`		`790066290235950`
`24`		`3223470464162676`

[3,15,70,315,1386,6006,25740,109395,461890, 1939938,8112468,33801950,140408100,581690700, 2404321560,9917826435,40838108850,167890003050, 689232644100,2825853840810,11572544300460, 47342226683700,193485622098600,790066290235950, 3223470464162676]

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Last modified April 25 01:35 EDT 2024. Contains 371964 sequences. (Running on oeis4.)