A267639 - OEIS

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A267639 as a simple table

`n`		`a(n)`
`1`		`3`
`2`		`18`
`3`		`51`
`4`		`189`
`5`		`429`
`6`		`1353`
`7`		`2829`
`8`		`8427`
`9`		`16899`
`10`		`49443`
`11`		`96657`
`12`		`282717`
`13`		`542913`
`14`		`1601355`
`15`		`3032535`
`16`		`9058395`
`17`		`16953333`
`18`		`51380925`
`19`		`95168013`
`20`		`292791555`
`21`		`537249507`
`22`		`1677388467`
`23`		`3051796161`
`24`		`9662000493`
`25`		`17443801617`
`26`		`55944191787`
`27`		`100303228599`

[3,18,51,189,429,1353,2829,8427,16899,49443,96657, 282717,542913,1601355,3032535,9058395,16953333, 51380925,95168013,292791555,537249507,1677388467, 3051796161,9662000493,17443801617,55944191787, 100303228599]

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Last modified July 4 12:18 EDT 2022. Contains 355075 sequences. (Running on oeis4.)