The OEIS mourns the passing of Jim Simons and is grateful to the Simons Foundation for its support of research in many branches of science, including the OEIS.
login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A043854 Number of runs in the base 4 representation of n is congruent to 4 mod 8. 0

%I #6 Jul 17 2013 10:32:02

%S 68,70,71,72,73,75,76,77,78,97,98,99,100,102,103,108,109,110,113,114,

%T 115,116,118,119,120,121,123,132,134,135,136,137,139,140,141,142,145,

%U 146,147,152,153,155,156,157,158,177,178,179

%N Number of runs in the base 4 representation of n is congruent to 4 mod 8.

%t Select[Range[200],Mod[Length[Split[IntegerDigits[#,4]]],8]==4&] (* _Harvey P. Dale_, Jul 17 2013 *)

%K nonn,base

%O 1,1

%A _Clark Kimberling_

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 24 01:38 EDT 2024. Contains 372768 sequences. (Running on oeis4.)