A004087 - OEIS

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A004087 as a simple table

`n`		`a(n)`
`1`		`2`
`2`		`3`
`3`		`5`
`4`		`7`
`5`		`11`
`6`		`31`
`7`		`71`
`8`		`91`
`9`		`32`
`10`		`92`
`11`		`13`
`12`		`73`
`13`		`14`
`14`		`34`
`15`		`74`
`16`		`35`
`17`		`95`
`18`		`16`
`19`		`76`
`20`		`17`
`21`		`37`
`22`		`97`
`23`		`38`
`24`		`98`
`25`		`79`
`26`		`101`
`27`		`301`
`28`		`701`
`29`		`901`
`30`		`311`
`31`		`721`
`32`		`131`
`33`		`731`
`34`		`931`
`35`		`941`
`36`		`151`
`37`		`751`
`38`		`361`
`39`		`761`
`40`		`371`
`41`		`971`
`42`		`181`
`43`		`191`
`44`		`391`
`45`		`791`
`46`		`991`
`47`		`112`
`48`		`322`
`49`		`722`
`50`		`922`
`51`		`332`
`52`		`932`
`53`		`142`
`54`		`152`
`55`		`752`
`56`		`362`
`57`		`962`
`58`		`172`

[2,3,5,7,11,31,71,91,32,92,13,73,14,34,74,35,95, 16,76,17,37,97,38,98,79,101,301,701,901,311,721, 131,731,931,941,151,751,361,761,371,971,181,191, 391,791,991,112,322,722,922,332,932,142,152,752, 362,962,172]

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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)