A218779 - OEIS

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A218779 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`2`
`3`		`6`
`4`		`16`
`5`		`53`
`6`		`156`
`7`		`491`
`8`		`1584`
`9`		`5286`
`10`		`17855`
`11`		`61405`
`12`		`214012`
`13`		`754731`
`14`		`2688307`
`15`		`9659023`
`16`		`34947356`
`17`		`127260566`
`18`		`465920651`
`19`		`1714294995`
`20`		`6335423798`
`21`		`23506865260`
`22`		`87534068725`
`23`		`327024845325`
`24`		`1225395355165`
`25`		`4604242172697`
`26`		`17343284212635`
`27`		`65480496260109`
`28`		`247755060623522`

[1,2,6,16,53,156,491,1584,5286,17855,61405,214012, 754731,2688307,9659023,34947356,127260566, 465920651,1714294995,6335423798,23506865260, 87534068725,327024845325,1225395355165, 4604242172697,17343284212635,65480496260109, 247755060623522]

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Last modified April 23 23:26 EDT 2024. Contains 371917 sequences. (Running on oeis4.)