A143931 - OEIS

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A143931 as a simple table

`n`		`a(n)`
`1`		`2`
`2`		`2`
`3`		`3`
`4`		`11`
`5`		`19`
`6`		`31`
`7`		`79`
`8`		`209`
`9`		`607`
`10`		`1921`
`11`		`6337`
`12`		`21907`
`13`		`78913`
`14`		`295289`
`15`		`1143539`
`16`		`4574149`
`17`		`18859733`
`18`		`80014841`
`19`		`348776611`
`20`		`1559776279`
`21`		`7147792823`
`22`		`33526120127`
`23`		`160785623627`
`24`		`787685471389`
`25`		`3938427356623`
`26`		`20082117944263`
`27`		`104349745809077`

[2,2,3,11,19,31,79,209,607,1921,6337,21907,78913, 295289,1143539,4574149,18859733,80014841, 348776611,1559776279,7147792823,33526120127, 160785623627,787685471389,3938427356623, 20082117944263,104349745809077]

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Last modified April 25 01:35 EDT 2024. Contains 371964 sequences. (Running on oeis4.)