%I

%S 1254,2541,10254,12540,12564,12654,25401,25410,25641,26541,100254,

%T 102540,102564,102654,122454,122544,124542,125400,125442,125640,

%U 125664,126540,126564,126654,135063,135306,136053,136305,150363,153036,160353,163035

%N k and 2k are anagrams in base 7 (written in base 7).

%K nonn,base

%O 1,1

%A _David W. Wilson_