A216868 - OEIS

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A216868 as a simple table

`n`		`a(n)`
`1`		`3`
`2`		`4`
`3`		`13`
`4`		`67`
`5`		`560`
`6`		`6095`
`7`		`87693`
`8`		`1491707`
`9`		`30942952`
`10`		`795721368`
`11`		`22614834943`
`12`		`759296069174`
`13`		`28510284114397`
`14`		`1148788714239052`
`15`		`50932190960133487`
`16`		`2532582753383324327`
`17`		`139681393339880282191`
`18`		`8089483267352888074399`
`19`		`512986500081861276401709`
`20`		`34658318003703434434962860`

[3,4,13,67,560,6095,87693,1491707,30942952, 795721368,22614834943,759296069174,28510284114397, 1148788714239052,50932190960133487, 2532582753383324327,139681393339880282191, 8089483267352888074399,512986500081861276401709, 34658318003703434434962860]

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Last modified April 19 15:34 EDT 2024. Contains 371794 sequences. (Running on oeis4.)