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%I #11 May 28 2023 22:20:48
%S 4101,4113,4116,4161,4164,4176,4353,4356,4368,4416,5121,5124,5136,
%T 5184,5376,16406,16407,16409,16413,16421,16437,16454,16455,16457,
%U 16461,16466,16467,16472,16476,16481,16484,16497,16500
%N Numbers whose base-4 representation contains exactly four 0's and three 1's.
%t Select[Range[20000],DigitCount[#,4,0]==4&&DigitCount[#,4,1]==3&] (* _Harvey P. Dale_, Jan 28 2012 *)
%Y Cf. A007090.
%K nonn,base
%O 1,1
%A _Clark Kimberling_
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