%I #4 Mar 30 2012 16:47:09
%S 2,3,5,7,8,12,18,19,20,22,26,27,28,29,30,32,33,34,37,39,42
%N Nonsquares mod 43.
%K nonn,fini,full
%O 1,1
%A _N. J. A. Sloane_.