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A002160 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`3`
`2`		`10`
`3`		`31`
`4`		`97`
`5`		`306`
`6`		`961`
`7`		`3020`
`8`		`9489`
`9`		`29809`
`10`		`93648`
`11`		`294204`
`12`		`924269`
`13`		`2903677`
`14`		`9122171`
`15`		`28658146`
`16`		`90032221`
`17`		`282844564`
`18`		`888582403`
`19`		`2791563950`
`20`		`8769956796`
`21`		`27551631843`
`22`		`86556004192`
`23`		`271923706894`
`24`		`854273519914`
`25`		`2683779414318`
`26`		`8431341691876`
`27`		`26487841119104`
`28`		`83214007069230`

[1,3,10,31,97,306,961,3020,9489,29809,93648, 294204,924269,2903677,9122171,28658146,90032221, 282844564,888582403,2791563950,8769956796, 27551631843,86556004192,271923706894,854273519914, 2683779414318,8431341691876,26487841119104, 83214007069230]

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Last modified September 11 04:26 EDT 2024. Contains 375814 sequences. (Running on oeis4.)