A055518 - OEIS

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A055518 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`2`
`3`		`19`
`4`		`118`
`5`		`875`
`6`		`6180`
`7`		`44389`
`8`		`317236`
`9`		`2270893`
`10`		`16247718`
`11`		`116267271`
`12`		`831957002`
`13`		`5953209015`
`14`		`42598982984`
`15`		`304823192665`
`16`		`2181205436792`
`17`		`15607926184313`
`18`		`111684733527034`
`19`		`799175992102923`
`20`		`5718617425358462`
`21`		`40920380028968819`

[1,2,19,118,875,6180,44389,317236,2270893, 16247718,116267271,831957002,5953209015, 42598982984,304823192665,2181205436792, 15607926184313,111684733527034,799175992102923, 5718617425358462,40920380028968819]

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Last modified April 19 18:05 EDT 2024. Contains 371798 sequences. (Running on oeis4.)