%I #17 Jun 21 2021 02:49:24
%S 3,4,5,6,8,24,25,26,27,30,31,32,33,34,37,38,39,40,41,45,46,47,48,60,
%T 62,74,78,80,117,118,121,151,152,171,172,173,174,178,179,180,181,185,
%U 186,187,188,192,193,194,195,202,218,220,221,222
%N Numbers whose base-3 and base-7 expansions have no digits in common.
%H Vincenzo Librandi, <a href="/A037348/b037348.txt">Table of n, a(n) for n = 1..1000</a>
%t Select[Range[250],Intersection[IntegerDigits[#,3],IntegerDigits[#,7]] == {}&] (* _Harvey P. Dale_, Feb 27 2012 *)
%K nonn,base
%O 1,1
%A _Clark Kimberling_
%E Definition clarified by Harvey P. Dale, Feb 27 2012