A000931 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

A000931 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`0`
`2`		`0`
`3`		`1`
`4`		`0`
`5`		`1`
`6`		`1`
`7`		`1`
`8`		`2`
`9`		`2`
`10`		`3`
`11`		`4`
`12`		`5`
`13`		`7`
`14`		`9`
`15`		`12`
`16`		`16`
`17`		`21`
`18`		`28`
`19`		`37`
`20`		`49`
`21`		`65`
`22`		`86`
`23`		`114`
`24`		`151`
`25`		`200`
`26`		`265`
`27`		`351`
`28`		`465`
`29`		`616`
`30`		`816`
`31`		`1081`
`32`		`1432`
`33`		`1897`
`34`		`2513`
`35`		`3329`
`36`		`4410`
`37`		`5842`
`38`		`7739`
`39`		`10252`
`40`		`13581`
`41`		`17991`
`42`		`23833`
`43`		`31572`
`44`		`41824`
`45`		`55405`
`46`		`73396`
`47`		`97229`
`48`		`128801`
`49`		`170625`

[1,0,0,1,0,1,1,1,2,2,3,4,5,7,9,12,16,21,28,37,49, 65,86,114,151,200,265,351,465,616,816,1081,1432, 1897,2513,3329,4410,5842,7739,10252,13581,17991, 23833,31572,41824,55405,73396,97229,128801,170625]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 16 12:36 EDT 2024. Contains 371711 sequences. (Running on oeis4.)