A161247 - OEIS

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A161247 as a simple table

`n`		`a(n)`
`1`		`0`
`2`		`0`
`3`		`0`
`4`		`0`
`5`		`0`
`6`		`0`
`7`		`0`
`8`		`1`
`9`		`1`
`10`		`1`
`11`		`1`
`12`		`1`
`13`		`1`
`14`		`1`
`15`		`1`
`16`		`2`
`17`		`1`
`18`		`2`
`19`		`1`
`20`		`2`
`21`		`1`
`22`		`2`
`23`		`1`
`24`		`4`
`25`		`2`
`26`		`4`
`27`		`4`
`28`		`5`
`29`		`4`
`30`		`7`
`31`		`5`
`32`		`8`
`33`		`8`
`34`		`9`
`35`		`9`
`36`		`12`
`37`		`10`
`38`		`13`
`39`		`13`
`40`		`15`
`41`		`14`
`42`		`18`
`43`		`16`
`44`		`19`
`45`		`19`
`46`		`21`
`47`		`20`
`48`		`26`
`49`		`23`
`50`		`27`
`51`		`28`
`52`		`31`
`53`		`31`
`54`		`38`
`55`		`36`
`56`		`42`
`57`		`44`
`58`		`48`
`59`		`49`
`60`		`57`
`61`		`56`
`62`		`63`
`63`		`66`
`64`		`72`
`65`		`73`
`66`		`83`
`67`		`82`
`68`		`91`
`69`		`94`
`70`		`102`
`71`		`103`
`72`		`117`
`73`		`115`
`74`		`127`
`75`		`131`
`76`		`141`
`77`		`142`
`78`		`160`
`79`		`157`
`80`		`174`
`81`		`178`
`82`		`190`

[0,0,0,0,0,0,0,1,1,1,1,1,1,1,1,2,1,2,1,2,1,2,1,4, 2,4,4,5,4,7,5,8,8,9,9,12,10,13,13,15,14,18,16,19, 19,21,20,26,23,27,28,31,31,38,36,42,44,48,49,57, 56,63,66,72,73,83,82,91,94,102,103,117,115,127, 131,141,142,160,157,174,178,190]

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Last modified June 6 00:30 EDT 2024. Contains 373110 sequences. (Running on oeis4.)