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A039277 Numbers n such that representation in base 4 has same nonzero number of 0's and 1's. 1

%I

%S 4,18,19,24,28,33,36,49,52,65,68,74,75,78,79,80,98,99,104,108,114,115,

%T 120,124,134,135,137,141,146,147,152,156,161,164,177,180,198,199,201,

%U 205,210,211,216,220,225,228,241,244,262,263,265,269,274,275,280,284

%N Numbers n such that representation in base 4 has same nonzero number of 0's and 1's.

%K nonn,base,easy

%O 1,1

%A _Olivier GĂ©rard_

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Last modified June 22 04:06 EDT 2021. Contains 345367 sequences. (Running on oeis4.)