A017843 - OEIS

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A017843 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`0`
`2`		`0`
`3`		`0`
`4`		`0`
`5`		`1`
`6`		`1`
`7`		`1`
`8`		`1`
`9`		`1`
`10`		`2`
`11`		`3`
`12`		`4`
`13`		`4`
`14`		`5`
`15`		`7`
`16`		`10`
`17`		`14`
`18`		`17`
`19`		`21`
`20`		`27`
`21`		`36`
`22`		`49`
`23`		`64`
`24`		`82`
`25`		`105`
`26`		`137`
`27`		`181`
`28`		`238`
`29`		`310`
`30`		`401`
`31`		`521`
`32`		`681`
`33`		`892`
`34`		`1166`
`35`		`1518`
`36`		`1975`
`37`		`2574`
`38`		`3361`
`39`		`4390`
`40`		`5727`
`41`		`7464`
`42`		`9728`
`43`		`12688`
`44`		`16557`
`45`		`21603`
`46`		`28175`

[1,0,0,0,0,1,1,1,1,1,2,3,4,4,5,7,10,14,17,21,27, 36,49,64,82,105,137,181,238,310,401,521,681,892, 1166,1518,1975,2574,3361,4390,5727,7464,9728, 12688,16557,21603,28175]

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Last modified April 24 07:17 EDT 2024. Contains 371920 sequences. (Running on oeis4.)