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Numbers whose base-4 representation contains exactly three 0's and two 3's.
0

%I #8 May 24 2023 00:01:29

%S 771,780,816,960,1039,1075,1084,1219,1228,1264,1795,1804,1840,1984,

%T 2063,2099,2108,2243,2252,2288,2819,2828,2864,3008,3079,3083,3085,

%U 3086,3091,3100,3107,3116,3121,3122,3124,3128,3139

%N Numbers whose base-4 representation contains exactly three 0's and two 3's.

%Y Cf. A007090.

%K nonn,base

%O 1,1

%A _Clark Kimberling_