A001037 - OEIS

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

A001037 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`2`
`2`		`1`
`3`		`2`
`4`		`3`
`5`		`6`
`6`		`9`
`7`		`18`
`8`		`30`
`9`		`56`
`10`		`99`
`11`		`186`
`12`		`335`
`13`		`630`
`14`		`1161`
`15`		`2182`
`16`		`4080`
`17`		`7710`
`18`		`14532`
`19`		`27594`
`20`		`52377`
`21`		`99858`
`22`		`190557`
`23`		`364722`
`24`		`698870`
`25`		`1342176`
`26`		`2580795`
`27`		`4971008`
`28`		`9586395`
`29`		`18512790`
`30`		`35790267`
`31`		`69273666`
`32`		`134215680`
`33`		`260300986`
`34`		`505286415`
`35`		`981706806`
`36`		`1908866960`
`37`		`3714566310`
`38`		`7233615333`
`39`		`14096302710`
`40`		`27487764474`

[1,2,1,2,3,6,9,18,30,56,99,186,335,630,1161,2182, 4080,7710,14532,27594,52377,99858,190557,364722, 698870,1342176,2580795,4971008,9586395,18512790, 35790267,69273666,134215680,260300986,505286415, 981706806,1908866960,3714566310,7233615333, 14096302710,27487764474]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 19 23:15 EDT 2024. Contains 371798 sequences. (Running on oeis4.)