A148257 - OEIS

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

A148257 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`2`
`3`		`4`
`4`		`14`
`5`		`32`
`6`		`109`
`7`		`299`
`8`		`1072`
`9`		`3127`
`10`		`11729`
`11`		`35401`
`12`		`136309`
`13`		`431530`
`14`		`1666485`
`15`		`5448195`
`16`		`21434385`
`17`		`71080336`
`18`		`283731780`
`19`		`960318349`
`20`		`3844483980`
`21`		`13259899319`
`22`		`53468280540`
`23`		`186240380637`
`24`		`757851614915`
`25`		`2667114394835`
`26`		`10890737935550`
`27`		`38782998990644`
`28`		`158886595211683`
`29`		`570230245670217`
`30`		`2349035050215130`

[1,1,2,4,14,32,109,299,1072,3127,11729,35401, 136309,431530,1666485,5448195,21434385,71080336, 283731780,960318349,3844483980,13259899319, 53468280540,186240380637,757851614915, 2667114394835,10890737935550,38782998990644, 158886595211683,570230245670217,2349035050215130]

License Agreements, Terms of Use, Privacy Policy. .

Last modified September 1 19:29 EDT 2024. Contains 375594 sequences. (Running on oeis4.)