A002839 - OEIS

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A002839 as a simple table

`n`		`a(n)`
`1`		`0`
`2`		`0`
`3`		`0`
`4`		`0`
`5`		`0`
`6`		`0`
`7`		`0`
`8`		`0`
`9`		`2`
`10`		`6`
`11`		`22`
`12`		`67`
`13`		`213`
`14`		`744`
`15`		`2609`
`16`		`9016`
`17`		`31426`
`18`		`110381`
`19`		`390223`
`20`		`1383905`
`21`		`4931308`
`22`		`17633773`
`23`		`63301427`
`24`		`228130926`
`25`		`825229110`

[0,0,0,0,0,0,0,0,2,6,22,67,213,744,2609,9016, 31426,110381,390223,1383905,4931308,17633773, 63301427,228130926,825229110]

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Last modified July 22 08:35 EDT 2024. Contains 374485 sequences. (Running on oeis4.)