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Numbers whose base-16 run lengths alternate: odd, even, odd, ...
0

%I #9 Apr 21 2021 04:24:55

%S 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,256,273,290,307,324,341,358,375,

%T 392,409,426,443,460,477,494,511,512,529,546,563,580,597,614,631,648,

%U 665,682,699,716,733,750,767,768,785,802,819

%N Numbers whose base-16 run lengths alternate: odd, even, odd, ...

%K nonn,base

%O 1,2

%A _Clark Kimberling_