A006947 - OEIS

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A006947 as a simple table

`n`		`a(n)`
`1`		`2`
`2`		`7`
`3`		`35`
`4`		`219`
`5`		`1594`
`6`		`12935`
`7`		`113945`
`8`		`1070324`
`9`		`10586856`
`10`		`109259633`
`11`		`1168384157`
`12`		`12877168147`
`13`		`145656436074`
`14`		`1685157199175`
`15`		`19886174611045`
`16`		`238819338399054`
`17`		`2913166800256664`
`18`		`36036122671902718`
`19`		`451429953643336590`
`20`		`5720172601392931006`

[2,7,35,219,1594,12935,113945,1070324,10586856, 109259633,1168384157,12877168147,145656436074, 1685157199175,19886174611045,238819338399054, 2913166800256664,36036122671902718, 451429953643336590,5720172601392931006]

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Last modified April 23 09:22 EDT 2024. Contains 371905 sequences. (Running on oeis4.)