login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A057931 Positions at which powers of 2 occur in A057929. (Or -1 if it does not occur.) 3
-1, 0, -1, 2, 5, 11, 23, 32, 47, 83, 131, 239, 311, 527, 731, 965 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,4

LINKS

Table of n, a(n) for n=0..15.

CROSSREFS

Cf. A057929, A057930.

Sequence in context: A038924 A278696 A226843 * A039693 A294938 A062475

Adjacent sequences:  A057928 A057929 A057930 * A057932 A057933 A057934

KEYWORD

easy,sign

AUTHOR

Larry Reeves (larryr(AT)acm.org), Oct 03 2000

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 March 31 16:44 EDT 2020. Contains 333151 sequences. (Running on oeis4.)