%I #9 Aug 22 2021 00:12:56
%S 13,26,27,39,41,53,54,67,78,79,82,83,94,107,108,117,118,119,123,124,
%T 125,134,135,148,159,160,163,164,175,188,189,201,203,215,216,229,234,
%U 235,236,237,238,239,246,247,248,249,250,251,256
%N Numbers whose maximal base-3 run length is 3.
%Y Cf. A043277.
%K nonn,base
%O 1,1
%A _Clark Kimberling_