A027232 - OEIS

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A027232 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`4`
`3`		`19`
`4`		`72`
`5`		`355`
`6`		`1347`
`7`		`6843`
`8`		`26077`
`9`		`135752`
`10`		`519336`
`11`		`2760110`
`12`		`10591394`
`13`		`57299551`
`14`		`220393887`
`15`		`1210772453`
`16`		`4665698732`
`17`		`25974365600`
`18`		`100243916036`
`19`		`564517479641`
`20`		`2181476412875`
`21`		`12407767954139`
`22`		`48002072364351`
`23`		`275392803316254`
`24`		`1066512702720864`
`25`		`6164746100658825`
`26`		`23896975393255717`

[1,4,19,72,355,1347,6843,26077,135752,519336, 2760110,10591394,57299551,220393887,1210772453, 4665698732,25974365600,100243916036,564517479641, 2181476412875,12407767954139,48002072364351, 275392803316254,1066512702720864,6164746100658825, 23896975393255717]

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Last modified April 23 11:07 EDT 2024. Contains 371905 sequences. (Running on oeis4.)