A026824 - OEIS

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A026824 as a simple table

`n`		`a(n)`
`0`		`0`
`1`		`0`
`2`		`0`
`3`		`1`
`4`		`0`
`5`		`0`
`6`		`0`
`7`		`1`
`8`		`1`
`9`		`1`
`10`		`1`
`11`		`1`
`12`		`2`
`13`		`2`
`14`		`3`
`15`		`3`
`16`		`4`
`17`		`4`
`18`		`6`
`19`		`6`
`20`		`8`
`21`		`9`
`22`		`11`
`23`		`12`
`24`		`15`
`25`		`17`
`26`		`20`
`27`		`23`
`28`		`27`
`29`		`31`
`30`		`36`
`31`		`41`
`32`		`47`
`33`		`55`
`34`		`62`
`35`		`71`
`36`		`81`
`37`		`93`
`38`		`105`
`39`		`120`
`40`		`135`
`41`		`154`
`42`		`174`
`43`		`197`
`44`		`221`
`45`		`251`
`46`		`281`
`47`		`317`
`48`		`356`
`49`		`400`
`50`		`447`
`51`		`502`
`52`		`561`
`53`		`628`
`54`		`701`
`55`		`782`
`56`		`871`
`57`		`972`
`58`		`1081`
`59`		`1202`
`60`		`1336`
`61`		`1483`
`62`		`1645`
`63`		`1825`
`64`		`2021`
`65`		`2237`
`66`		`2476`

[0,0,0,1,0,0,0,1,1,1,1,1,2,2,3,3,4,4,6,6,8,9,11, 12,15,17,20,23,27,31,36,41,47,55,62,71,81,93,105, 120,135,154,174,197,221,251,281,317,356,400,447, 502,561,628,701,782,871,972,1081,1202,1336,1483, 1645,1825,2021,2237,2476]

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Last modified September 13 20:16 EDT 2024. Contains 375910 sequences. (Running on oeis4.)