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The difference between maximal run length and minimal run length in binary representation of n-th prime.
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%I #5 Nov 21 2013 12:50:02

%S 0,0,0,0,1,1,2,1,2,2,0,1,1,1,3,1,2,3,3,2,1,3,1,1,3,1,1,1,1,2,0,4,2,2,

%T 1,2,2,2,2,1,1,1,5,4,2,1,1,4,1,2,2,3,3,4,6,4,3,3,2,2,2,1,1,2,2,3,1,2,

%U 1,2,3,2,3,2,3,6,3,2,2,1,2,1,3,2,2,2,4,2,2,2,2,4,2,3,3,4,6,4,4,3,2,2,2,2,2

%N The difference between maximal run length and minimal run length in binary representation of n-th prime.

%F a(n)=A175599(A000040(n)).

%t rl[n_]:=Module[{spl=Length/@Split[IntegerDigits[Prime[n],2]]}, Max[spl]- Min[spl]]; rl/@Range[110] (* _Harvey P. Dale_, Jul 27 2011 *)

%K nonn

%O 1,7

%A _Juri-Stepan Gerasimov_, Jul 23 2010