Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A117482
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
%I A117482
%S A117482 0,2,60,62,512,560,2178,15072,15074,15090,40992,40994,41004,41010,43760,
%T A117482 43818,43820,45260,45704,45710,45738,45740,45744,53192,53198,57512,
%U A117482 57518,57570,163842,163854,164000,164018,164024
%N A117482 Numbers with no 1's in base 3, 4 & 5 expansions. Intersection of A005823, 
               A023709 & A023725.
%C A117482 No more terms <= 1000000. - Emeric Deutsch (deutsch(AT)duke.poly.edu), 
               Apr 30 2006
%e A117482 560 is in the sequence because in base 3 it is 202202, in base 4 it is 
               20300 and in base 5 it is 4220.
%p A117482 a:=proc(n) if member(1,convert(convert(n,base,3),set) union convert(convert(n,
               base,4),set) union convert(convert(n,base,5),set))=false then n else 
               fi end: seq(a(n),n=0..170000); - Emeric Deutsch (deutsch(AT)duke.poly.edu), 
               Apr 30 2006
%Y A117482 Cf. A005823, A023709, A023725.
%Y A117482 Sequence in context: A050283 A096758 A113549 this_sequence A078511 A141055 
               A048541
%Y A117482 Adjacent sequences: A117479 A117480 A117481 this_sequence A117483 A117484 
               A117485
%K A117482 base,nonn
%O A117482 1,2
%A A117482 Zak Seidov (zakseidov(AT)yahoo.com), Apr 26 2006

    
page 1

Search completed in 0.002 seconds

Lookup | Welcome | Find friends | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
More pages | Superseeker | Maintained by N. J. A. Sloane (njas@research.att.com)

Last modified December 7 08:40 EST 2009. Contains 170430 sequences.


AT&T Labs Research