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A163990 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`4`
`3`		`2`
`4`		`9`
`5`		`6`
`6`		`3`
`7`		`16`
`8`		`12`
`9`		`8`
`10`		`5`
`11`		`25`
`12`		`20`
`13`		`15`
`14`		`10`
`15`		`7`
`16`		`36`
`17`		`30`
`18`		`24`
`19`		`18`
`20`		`14`
`21`		`11`
`22`		`49`
`23`		`42`
`24`		`35`
`25`		`28`
`26`		`21`
`27`		`22`
`28`		`13`
`29`		`64`
`30`		`56`
`31`		`48`
`32`		`40`
`33`		`32`
`34`		`27`
`35`		`26`
`36`		`17`
`37`		`81`
`38`		`72`
`39`		`63`
`40`		`54`
`41`		`45`
`42`		`44`
`43`		`33`
`44`		`34`
`45`		`19`
`46`		`100`
`47`		`90`
`48`		`80`
`49`		`70`
`50`		`60`
`51`		`50`
`52`		`52`
`53`		`39`
`54`		`38`
`55`		`23`
`56`		`121`
`57`		`110`
`58`		`99`
`59`		`88`
`60`		`77`
`61`		`66`
`62`		`55`
`63`		`68`
`64`		`51`
`65`		`46`
`66`		`29`
`67`		`144`
`68`		`132`
`69`		`120`
`70`		`108`

[1,4,2,9,6,3,16,12,8,5,25,20,15,10,7,36,30,24,18, 14,11,49,42,35,28,21,22,13,64,56,48,40,32,27,26, 17,81,72,63,54,45,44,33,34,19,100,90,80,70,60,50, 52,39,38,23,121,110,99,88,77,66,55,68,51,46,29, 144,132,120,108]

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Last modified August 21 12:48 EDT 2024. Contains 375353 sequences. (Running on oeis4.)