A303271 - OEIS

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A303271 as a simple table

`n`		`a(n)`
`3`		`1`
`4`		`4`
`5`		`15`
`6`		`53`
`7`		`182`
`8`		`616`
`9`		`2070`
`10`		`6930`
`11`		`23166`
`12`		`77429`
`13`		`258973`
`14`		`867230`
`15`		`2908633`
`16`		`9772556`
`17`		`32896088`
`18`		`110949072`
`19`		`374934201`
`20`		`1269505482`
`21`		`4306750577`
`22`		`14638006449`
`23`		`49843505965`
`24`		`170021694271`
`25`		`580954640775`
`26`		`1988357053020`
`27`		`6816047416230`
`28`		`23400699072231`
`29`		`80455436055699`

[1,4,15,53,182,616,2070,6930,23166,77429,258973, 867230,2908633,9772556,32896088,110949072, 374934201,1269505482,4306750577,14638006449, 49843505965,170021694271,580954640775, 1988357053020,6816047416230,23400699072231, 80455436055699]

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Last modified April 24 08:13 EDT 2024. Contains 371922 sequences. (Running on oeis4.)