A048457 - OEIS

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A048457 as a simple table

`n`		`a(n)`
`1`		`7`
`2`		`23`
`3`		`67`
`4`		`179`
`5`		`453`
`6`		`1109`
`7`		`2653`
`8`		`6231`
`9`		`14409`
`10`		`32877`
`11`		`74137`
`12`		`165429`
`13`		`365691`
`14`		`801747`
`15`		`1745331`
`16`		`3776605`
`17`		`8130401`
`18`		`17427659`
`19`		`37217597`
`20`		`79224121`
`21`		`168170537`
`22`		`356107787`
`23`		`752453861`
`24`		`1586875049`
`25`		`3340696135`
`26`		`7021048691`
`27`		`14731810645`

[7,23,67,179,453,1109,2653,6231,14409,32877,74137, 165429,365691,801747,1745331,3776605,8130401, 17427659,37217597,79224121,168170537,356107787, 752453861,1586875049,3340696135,7021048691, 14731810645]

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Last modified May 21 22:16 EDT 2024. Contains 372741 sequences. (Running on oeis4.)