A293774 - OEIS

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A293774 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`2`
`3`		`6`
`4`		`24`
`5`		`88`
`6`		`303`
`7`		`1033`
`8`		`3544`
`9`		`12220`
`10`		`42164`
`11`		`145364`
`12`		`500954`
`13`		`1726408`
`14`		`5950050`
`15`		`20507364`
`16`		`70680192`
`17`		`243602952`
`18`		`839588620`
`19`		`2893682172`
`20`		`9973219220`
`21`		`34373198420`
`22`		`118468937648`
`23`		`408309065104`
`24`		`1407257423576`
`25`		`4850182474912`

[1,1,2,6,24,88,303,1033,3544,12220,42164,145364, 500954,1726408,5950050,20507364,70680192, 243602952,839588620,2893682172,9973219220, 34373198420,118468937648,408309065104, 1407257423576,4850182474912]

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Last modified April 23 10:13 EDT 2024. Contains 371905 sequences. (Running on oeis4.)