A188230 - OEIS

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A188230 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`4`
`3`		`12`
`4`		`52`
`5`		`221`
`6`		`1019`
`7`		`4818`
`8`		`23522`
`9`		`117209`
`10`		`594789`
`11`		`3062414`
`12`		`15966168`
`13`		`84132345`
`14`		`447457816`
`15`		`2399177028`
`16`		`12956403904`
`17`		`70416558196`
`18`		`384897011042`
`19`		`2114694606220`
`20`		`11672750655842`
`21`		`64705139473661`
`22`		`360068911514032`
`23`		`2010827078176568`

[1,4,12,52,221,1019,4818,23522,117209,594789, 3062414,15966168,84132345,447457816,2399177028, 12956403904,70416558196,384897011042, 2114694606220,11672750655842,64705139473661, 360068911514032,2010827078176568]

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Last modified April 19 21:09 EDT 2024. Contains 371798 sequences. (Running on oeis4.)