A026303 - OEIS

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A026303 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`3`
`2`		`20`
`3`		`147`
`4`		`1143`
`5`		`9163`
`6`		`74919`
`7`		`621015`
`8`		`5199909`
`9`		`43878315`
`10`		`372530781`
`11`		`3178551148`
`12`		`27231924300`
`13`		`234113134518`
`14`		`2018601251793`
`15`		`17449264269081`
`16`		`151169392399773`

[1,3,20,147,1143,9163,74919,621015,5199909, 43878315,372530781,3178551148,27231924300, 234113134518,2018601251793,17449264269081, 151169392399773]

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Last modified May 13 20:56 EDT 2024. Contains 372522 sequences. (Running on oeis4.)