A027723 - OEIS

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A027723 as a simple table

`n`		`a(n)`
`1`		`7`
`2`		`9`
`3`		`313`
`4`		`999`
`5`		`31513`
`6`		`75357`
`7`		`78687`
`8`		`90909`
`9`		`98289`
`10`		`3159513`
`11`		`7642467`
`12`		`9009009`
`13`		`743080347`
`14`		`900090009`
`15`		`31413131413`
`16`		`90000900009`
`17`		`97474147479`
`18`		`3105075705013`
`19`		`9000009000009`
`20`		`757082131280757`
`21`		`900000090000009`
`22`		`907340818043709`
`23`		`90000000900000009`
`24`		`92269201110296229`

[7,9,313,999,31513,75357,78687,90909,98289, 3159513,7642467,9009009,743080347,900090009, 31413131413,90000900009,97474147479,3105075705013, 9000009000009,757082131280757,900000090000009, 907340818043709,90000000900000009, 92269201110296229]

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Last modified April 24 15:42 EDT 2024. Contains 371960 sequences. (Running on oeis4.)