%I
%S 1,1,0,0,1,0,0,0,0,1,0,1,1,1,1,1,1,1,1,0,1,0,0,1,0,0,1,1,0,0,1,1,0,0,
%T 1,1,0,0,1,0,0,1,0,1,1,1,1,0,1,0,0,0,0,1,0,0,1,0,0,0,0,1,0,0,1,0,0,0,
%U 0,1,0,0,1,0,0,0,0,1,0,1,1,1,1,0,1,0,0,1,0,0,1,1,0,0,1,0,0,1,0,1,1,1,1,1,1
%N An example of a dperfect sequence.
%H D. Kohel, S. Ling and C. Xing, <a href="http://www.maths.usyd.edu.au/u/kohel/doc/perfect.ps">Explicit Sequence Expansions</a>, in Sequences and their Applications, C. Ding, T. Helleseth, and H. Niederreiter, eds., Proceedings of SETA'98 (Singapore, 1998), 308317, 1999. DOI: 10.1007/9781447105510_23
%F a(n) = A108630(n) mod 2  _Christian G. Bower_, Jun 12 2005
%K nonn
%O 1,1
%A _N. J. A. Sloane_.
%E More terms from _Christian G. Bower_, Jun 12 2005
