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%I #16 Aug 03 2023 10:25:14
%S 0,0,0,0,0,0,0,1,0,0,0,0,0,1,1,0,0,0,0,1,0,1,0,0,0,0,1,1,1,0,0,0,1,0,
%T 0,1,0,0,0,1,0,1,1,0,0,0,1,1,0,1,0,0,0,1,1,1,1,0,0,1,0,0,1,1,0,0,1,0,
%U 1,0,1,0,0,1,0,1,1,1,0,0,1,1,0,1,1,0,0,1,1,1,0,1,0,0,1,1,1,1,1
%N Lexicographically earliest de Bruijn sequence for n = 7 and k = 2.
%H Ray Chandler, <a href="/A169673/b169673.txt">Table of n, a(n) for n = 0..1023</a>
%H Frank Ruskey, <a href="http://combos.org/necklace">Generate Necklaces</a>
%H <a href="/index/Rec#order_128">Index entries for linear recurrences with constant coefficients</a>, order 128.
%e Periodic with period 128, the period being:
%e 00000001000001100001010000111000100100010110001101000111100100110\
%e 010101001011100110110011101001111101010110101111011011101111111
%Y Cf. A021913, A169675, A080679, A169672, A169671, A169674.
%K nonn
%O 0,1
%A _N. J. A. Sloane_, Apr 11 2010
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