%I #13 Jan 27 2018 06:24:58
%S 0,1,4,5,6,7,9,11,16,17,19,20,23,24,25,26,28,30,35,36
%N Squares mod 38.
%o (Sage) [quadratic_residues(38)] # _Zerinvary Lajos_, May 24 2009
%K nonn,fini,full
%O 1,3
%A _N. J. A. Sloane_