%I #9 Feb 12 2021 20:46:02
%S 1,2,3,4,5,6,9,10,11,12,13,17,18,19,20,25,26,27,33,34,41,63,64,70,71,
%T 72,77,78,79,80,84,85,86,87,88,91,92,93,94,95,96,119,120,121,126,127,
%U 128,129,133,134,135,136,137,140,141,142,143,144
%N Numbers whose base-7 representation Sum_{i=0..m} d(i)*7^i has d(m) < d(m-1) > d(m-2) < ...
%K nonn,base
%O 1,2
%A _Clark Kimberling_