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A045088 Numbers n with property that in base 4 representation the numbers of 1's and 2's are 0 and 3, respectively. 0

%I

%S 42,138,162,168,171,174,186,234,522,546,552,555,558,570,642,648,651,

%T 654,672,675,684,687,690,696,699,702,714,738,744,747,750,762,810,906,

%U 930,936,939,942,954,1002,2058,2082,2088,2091,2094

%N Numbers n with property that in base 4 representation the numbers of 1's and 2's are 0 and 3, respectively.

%t Select[Range[2200],DigitCount[#,4,1]==0&&DigitCount[#,4,2]==3&] (* _Harvey P. Dale_, Dec 05 2012 *)

%K nonn,base

%O 1,1

%A _Clark Kimberling_

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Last modified March 29 05:39 EDT 2020. Contains 333105 sequences. (Running on oeis4.)