%I A023797
%S A023797 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,32,33,48,49,50,64,65,66,67,
%T A023797 80,81,82,83,84,96,97,98,99,100,101,112,113,114,115,116,117,118,128,
%U A023797 129,130,131,132,133,134,135,144,145,146,147,148,149,150,151,152
%N A023797 Katadromes: digits in base 16 are in strict descending order.
%H A023797 Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/
               Digit.html">Link to a section of The World of Mathematics.</a>
%H A023797 Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/
               Katadrome.html">Link to a section of The World of Mathematics.</a>
%Y A023797 Sequence in context: A005555 A128829 A023770 this_sequence A032951 A140823 
               A115063
%Y A023797 Adjacent sequences: A023794 A023795 A023796 this_sequence A023798 A023799 
               A023800
%K A023797 nonn,base,fini,easy
%O A023797 0,3
%A A023797 Olivier Gerard (olivier.gerard(AT)gmail.com)