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A045132 Numbers n with property that in base 4 representation the numbers of 1's and 3's are 4 and 3, respectively. 0
5503, 5599, 5623, 5629, 5983, 6007, 6013, 6103, 6109, 6133, 7519, 7543, 7549, 7639, 7645, 7669, 8023, 8029, 8053, 8149, 13663, 13687, 13693, 13783, 13789, 13813, 14167, 14173, 14197, 14293, 15703, 15709, 15733, 15829 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..34.

MATHEMATICA

Select[Range[16000], DigitCount[#, 4, 1]==4&&DigitCount[#, 4, 3]==3&] (* Harvey P. Dale, May 25 2013 *)

CROSSREFS

Sequence in context: A252312 A247924 A031617 * A096702 A252621 A234561

Adjacent sequences:  A045129 A045130 A045131 * A045133 A045134 A045135

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified August 20 11:34 EDT 2017. Contains 290835 sequences.