A000031 - OEIS

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

A000031 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`2`
`2`		`3`
`3`		`4`
`4`		`6`
`5`		`8`
`6`		`14`
`7`		`20`
`8`		`36`
`9`		`60`
`10`		`108`
`11`		`188`
`12`		`352`
`13`		`632`
`14`		`1182`
`15`		`2192`
`16`		`4116`
`17`		`7712`
`18`		`14602`
`19`		`27596`
`20`		`52488`
`21`		`99880`
`22`		`190746`
`23`		`364724`
`24`		`699252`
`25`		`1342184`
`26`		`2581428`
`27`		`4971068`
`28`		`9587580`
`29`		`18512792`
`30`		`35792568`
`31`		`69273668`
`32`		`134219796`
`33`		`260301176`
`34`		`505294128`
`35`		`981706832`

[1,2,3,4,6,8,14,20,36,60,108,188,352,632,1182, 2192,4116,7712,14602,27596,52488,99880,190746, 364724,699252,1342184,2581428,4971068,9587580, 18512792,35792568,69273668,134219796,260301176, 505294128,981706832]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 24 19:52 EDT 2024. Contains 371963 sequences. (Running on oeis4.)