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A083933 A063171-encoding of A083923-trees. 1

%I

%S 0,1100,11001100,11110000,110011001100,110011110000,111100001100,

%T 111100110000,111111000000,1100110011001100,1100110011110000,

%U 1100111100001100,1100111100110000,1100111111000000,1111000011001100

%N A063171-encoding of A083923-trees.

%C Subset of totally balanced binary strings (A063171) with only even runs of either bit 0 or 1 occurring.

%F a(n) = A007088(A083932(n))

%Y Permutation of A080317 from which this differs first time at the sixth term, with a(6)=111100001100, while A080317(6)=111111000000.

%K nonn

%O 0,2

%A _Antti Karttunen_ May 13 2003

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Last modified April 6 16:14 EDT 2020. Contains 333276 sequences. (Running on oeis4.)