login
This site is supported by donations to The OEIS Foundation.

 

Logo

Thanks to everyone who made a donation during our annual appeal!
To see the list of donors, or make a donation, see the OEIS Foundation home page.

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A051284 Relative minima of n/c(n), where c(n) is Hofstadter-Conway sequence A004001. 0
3, 6, 11, 23, 44, 92, 178, 370, 719, 1487, 2897, 5969, 11651, 22223, 45083, 89516, 181385, 353683, 722589, 1423078, 2903564, 5696576, 11635316, 22866150, 46704206 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

The ratio of n/c(n) (where c(n)=A004001) reaches a maximum of 2.0 when n is a power of 2. When n=6 the ratio has a relative minimum of 1.5, so a(2) = 6.

LINKS

Table of n, a(n) for n=1..25.

CROSSREFS

Cf. A004001.

Sequence in context: A287425 A088052 A045693 * A319910 A319636 A001867

Adjacent sequences:  A051281 A051282 A051283 * A051285 A051286 A051287

KEYWORD

nonn

AUTHOR

Jud McCranie

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified January 16 15:31 EST 2019. Contains 319195 sequences. (Running on oeis4.)