A272263 - OEIS

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A272263 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`11`
`3`		`31`
`4`		`111`
`5`		`351`
`6`		`1151`
`7`		`3711`
`8`		`12031`
`9`		`38911`
`10`		`125951`
`11`		`407551`
`12`		`1318911`
`13`		`4268031`
`14`		`13811711`
`15`		`44695551`
`16`		`144637951`
`17`		`468058111`
`18`		`1514668031`
`19`		`4901568511`
`20`		`15861809151`
`21`		`51329892351`
`22`		`166107021311`
`23`		`537533612031`
`24`		`1739495309311`
`25`		`5629125066751`
`26`		`18216231370751`

[1,1,11,31,111,351,1151,3711,12031,38911,125951, 407551,1318911,4268031,13811711,44695551, 144637951,468058111,1514668031,4901568511, 15861809151,51329892351,166107021311,537533612031, 1739495309311,5629125066751,18216231370751]

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Last modified July 11 20:45 EDT 2024. Contains 374234 sequences. (Running on oeis4.)