%I

%S 1,2,3,4,5,66,67,68,69,126,127,128,129,130,131,156,157,158,159,160,

%T 189,190,191,246,247,248,249,250,251,280,281,308,309,310,311,366,367,

%U 368,369,370,396,397,398,456,457,458,459,460,461

%N Numbers whose base-6 and base-7 expansions have the same digit sum.

%F {n: A053827(n) = A053828(n).} - _R. J. Mathar_, Jun 30 2021

%K nonn,base

%O 1,2

%A _Clark Kimberling_