A019170 - OEIS

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A019170 as a simple table

`n`		`a(n)`
`3`		`0`
`4`		`0`
`5`		`4`
`6`		`2`
`7`		`5`
`8`		`21`
`9`		`42`
`10`		`88`
`11`		`261`
`12`		`592`
`13`		`1384`
`14`		`3656`
`15`		`8815`
`16`		`21561`
`17`		`55669`
`18`		`140789`
`19`		`357647`
`20`		`925262`
`21`		`2401128`
`22`		`6262335`
`23`		`16412670`
`24`		`43201778`
`25`		`114204540`
`26`		`302442977`
`27`		`802726911`
`28`		`2136397918`
`29`		`5694213070`
`30`		`15199124391`
`31`		`40644374977`

[0,0,4,2,5,21,42,88,261,592,1384,3656,8815,21561, 55669,140789,357647,925262,2401128,6262335, 16412670,43201778,114204540,302442977,802726911, 2136397918,5694213070,15199124391,40644374977]

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Last modified April 25 16:45 EDT 2024. Contains 371989 sequences. (Running on oeis4.)