%I #9 Feb 12 2021 21:39:56
%S 1,2,3,4,5,6,12,13,18,19,20,24,25,26,27,30,31,32,33,34,48,49,54,55,56,
%T 60,61,62,63,66,67,68,69,70,90,91,92,96,97,98,99,102,103,104,105,106,
%U 132,133,134,135,138,139,140,141,142,174,175
%N Numbers whose base-6 representation Sum_{i=0..m} d(i)*6^i has d(0) < d(1) > d(2) < ...
%K nonn,base
%O 1,2
%A _Clark Kimberling_