A219665 - OEIS

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A219665 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`2`
`3`		`4`
`4`		`9`
`5`		`28`
`6`		`111`
`7`		`539`
`8`		`3150`
`9`		`21623`
`10`		`172349`
`11`		`1549897`
`12`		`15401145`
`13`		`168011253`
`14`		`2003304294`
`15`		`25928878273`
`16`		`361788001016`
`17`		`5411160126368`
`18`		`86353882249912`
`19`		`1464841397585336`
`20`		`26323224850512720`
`21`		`499551889319197566`

[1,2,4,9,28,111,539,3150,21623,172349,1549897, 15401145,168011253,2003304294,25928878273, 361788001016,5411160126368,86353882249912, 1464841397585336,26323224850512720, 499551889319197566]

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Last modified September 17 21:55 EDT 2024. Contains 375990 sequences. (Running on oeis4.)