A173872 - OEIS

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A173872 as a simple table

`n`		`a(n)`
`1`		`13`
`2`		`37`
`3`		`181`
`4`		`373`
`5`		`757`
`6`		`3061`
`7`		`6133`
`8`		`12277`
`9`		`196597`
`10`		`1572853`
`11`		`25165813`
`12`		`805306357`
`13`		`3221225461`
`14`		`6442450933`
`15`		`12884901877`
`16`		`26388279066613`
`17`		`3377699720527861`
`18`		`1813388729421943762059253`

[13,37,181,373,757,3061,6133,12277,196597,1572853, 25165813,805306357,3221225461,6442450933, 12884901877,26388279066613,3377699720527861, 1813388729421943762059253]

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Last modified April 16 10:45 EDT 2024. Contains 371709 sequences. (Running on oeis4.)