%I #4 Mar 30 2012 16:47:09
%S 2,3,5,7,8,11,12,13,18,20,27,28,30,31,32,34,38,41,42,43,44,45,46,48,
%T 50,51,52,53,57,58,61,63,66
%N Nonsquares mod 67.
%K nonn,fini,full
%O 1,1
%A _N. J. A. Sloane_.
