A223922 - OEIS

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A223922 as a simple table

`n`		`a(n)`
`1`		`21`
`2`		`441`
`3`		`5548`
`4`		`48182`
`5`		`319156`
`6`		`1721356`
`7`		`7906972`
`8`		`31947798`
`9`		`116289938`
`10`		`388293504`
`11`		`1205901516`
`12`		`3520937666`
`13`		`9746278721`
`14`		`25746339006`
`15`		`65246565981`
`16`		`159287861727`
`17`		`375892787585`
`18`		`859832700375`
`19`		`1910938878762`
`20`		`4134527627922`
`21`		`8723666100444`

[21,441,5548,48182,319156,1721356,7906972, 31947798,116289938,388293504,1205901516, 3520937666,9746278721,25746339006,65246565981, 159287861727,375892787585,859832700375, 1910938878762,4134527627922,8723666100444]

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Last modified September 3 12:40 EDT 2024. Contains 375670 sequences. (Running on oeis4.)