A000677 - OEIS

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A000677 as a simple table

`n`		`a(n)`
`0`		`0`
`1`		`0`
`2`		`1`
`3`		`0`
`4`		`1`
`5`		`1`
`6`		`3`
`7`		`4`
`8`		`11`
`9`		`20`
`10`		`51`
`11`		`108`
`12`		`267`
`13`		`619`
`14`		`1541`
`15`		`3762`
`16`		`9497`
`17`		`23907`
`18`		`61216`
`19`		`157211`
`20`		`407919`
`21`		`1063398`
`22`		`2792026`
`23`		`7365532`
`24`		`19535887`
`25`		`52037837`
`26`		`139213244`
`27`		`373820978`
`28`		`1007420841`
`29`		`2723783122`
`30`		`7387129661`
`31`		`20091790330`
`32`		`54793762295`
`33`		`149808274055`
`34`		`410553630946`

[0,0,1,0,1,1,3,4,11,20,51,108,267,619,1541,3762, 9497,23907,61216,157211,407919,1063398,2792026, 7365532,19535887,52037837,139213244,373820978, 1007420841,2723783122,7387129661,20091790330, 54793762295,149808274055,410553630946]

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Last modified April 24 09:42 EDT 2024. Contains 371935 sequences. (Running on oeis4.)