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A045144 Numbers n with property that in base 4 representation the numbers of 2's and 3's are 2 and 1, respectively. 0

%I

%S 43,46,58,107,110,122,139,142,155,158,163,167,172,173,178,182,184,185,

%T 202,218,226,230,232,233,299,302,314,363,366,378,395,398,411,414,419,

%U 423,428,429,434,438,440,441,458,474,482,486

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

%t Select[Range[500],DigitCount[#,4,2]==2&&DigitCount[#,4,3]==1&] (* _Harvey P. Dale_, Mar 24 2011 *)

%K nonn,base

%O 1,1

%A _Clark Kimberling_

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Last modified August 11 03:41 EDT 2022. Contains 356046 sequences. (Running on oeis4.)