A043514 - OEIS

%I #15 Apr 24 2021 21:15:27

%S 66,166,266,366,466,566,606,616,626,636,646,656,660,661,662,663,664,

%T 665,667,668,669,676,686,696,766,866,966,1066,1166,1266,1366,1466,

%U 1566,1606,1616,1626,1636,1646,1656,1660,1661,1662,1663

%N Numbers having two 6's in base 10.

%H Daniel Starodubtsev, <a href="/A043514/b043514.txt">Table of n, a(n) for n = 1..10000</a>

%t Select[Range[2000],DigitCount[#,10,6]==2&]  (* _Harvey P. Dale_, Mar 23 2011 *)

%Y Subsequence of A011536.

%K nonn,base

%O 1,1

%A _Clark Kimberling_