A118476 - OEIS

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A118476 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`2`
`2`		`6`
`3`		`20`
`4`		`81`
`5`		`408`
`6`		`2480`
`7`		`17376`
`8`		`139040`
`9`		`1251450`
`10`		`12514816`
`11`		`137663064`
`12`		`1651956992`
`13`		`21475443200`
`14`		`300656206080`
`15`		`4509843098112`
`16`		`72157489576704`
`17`		`1226677322842112`
`18`		`22080191811166208`
`19`		`419523644412176256`
`20`		`8390472888243683328`
`21`		`176199930653117513728`

[1,2,6,20,81,408,2480,17376,139040,1251450, 12514816,137663064,1651956992,21475443200, 300656206080,4509843098112,72157489576704, 1226677322842112,22080191811166208, 419523644412176256,8390472888243683328, 176199930653117513728]

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Last modified April 23 07:57 EDT 2024. Contains 371905 sequences. (Running on oeis4.)