A055486 - OEIS

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A055486 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`0`
`3`		`1`
`4`		`3`
`5`		`4`
`6`		`15`
`7`		`33`
`8`		`111`
`9`		`382`
`10`		`1195`
`11`		`3366`
`12`		`14077`
`13`		`53265`
`14`		`229603`
`15`		`910254`
`16`		`4524029`
`17`		`18879944`
`18`		`91336498`
`19`		`561832582`
`20`		`2801857644`
`21`		`14652294729`
`22`		`78894985156`
`23`		`408373652461`
`24`		`2378940665083`
`25`		`11939275822636`
`26`		`71931330299023`
`27`		`392274481206066`
`28`		`2626331088771946`

[1,0,1,3,4,15,33,111,382,1195,3366,14077,53265, 229603,910254,4524029,18879944,91336498,561832582, 2801857644,14652294729,78894985156,408373652461, 2378940665083,11939275822636,71931330299023, 392274481206066,2626331088771946]

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Last modified May 10 18:31 EDT 2024. Contains 372388 sequences. (Running on oeis4.)