A049921 - OEIS

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

A049921 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`3`
`3`		`2`
`4`		`3`
`5`		`8`
`6`		`14`
`7`		`29`
`8`		`57`
`9`		`116`
`10`		`176`
`11`		`380`
`12`		`775`
`13`		`1556`
`14`		`3117`
`15`		`6235`
`16`		`12469`
`17`		`24940`
`18`		`37412`
`19`		`81058`
`20`		`165234`
`21`		`332029`
`22`		`664839`
`23`		`1330073`
`24`		`2660350`
`25`		`5320760`
`26`		`10641579`
`27`		`21283186`
`28`		`42566387`
`29`		`85132780`
`30`		`170265565`
`31`		`340531131`
`32`		`681062261`
`33`		`1362124524`

[1,3,2,3,8,14,29,57,116,176,380,775,1556,3117, 6235,12469,24940,37412,81058,165234,332029,664839, 1330073,2660350,5320760,10641579,21283186, 42566387,85132780,170265565,340531131,681062261, 1362124524]

License Agreements, Terms of Use, Privacy Policy. .

Last modified September 6 15:17 EDT 2024. Contains 375715 sequences. (Running on oeis4.)