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%I #8 Jul 26 2023 03:21:07
%S 18,56,60,72,170,182,186,218,222,234,512,548,560,564,656,668,672,704,
%T 708,720,1538,1646,1682,1694,1698,1970,2006,2018,2022,2114,2126,2130,
%U 2162,2166,2178,4616,4940,5048,5084,5096,5100
%N Numbers whose base-3 representation contains exactly two 0's and no 1's.
%Y Cf. A007089.
%K nonn,base
%O 1,1
%A _Clark Kimberling_