A193644 - OEIS

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A193644 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`9`
`3`		`25`
`4`		`105`
`5`		`369`
`6`		`1393`
`7`		`5105`
`8`		`18937`
`9`		`69897`
`10`		`258521`
`11`		`955361`
`12`		`3531745`
`13`		`13054177`
`14`		`48254185`
`15`		`178365177`
`16`		`659309641`
`17`		`2437064529`
`18`		`9008352081`
`19`		`33298400977`
`20`		`123083978969`
`21`		`454966715881`
`22`		`1681735706553`
`23`		`6216355687361`
`24`		`22978092329921`

[1,9,25,105,369,1393,5105,18937,69897,258521, 955361,3531745,13054177,48254185,178365177, 659309641,2437064529,9008352081,33298400977, 123083978969,454966715881,1681735706553, 6216355687361,22978092329921]

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Last modified May 1 20:04 EDT 2024. Contains 372176 sequences. (Running on oeis4.)