%I #4 Mar 30 2012 16:45:52
%S 3,10,0,30,360,0,15264,70924,0
%N (n,3,8) difference families over Z_n.
%D CRC Handbook of Combinatorial Designs, 1996, p. 285.
%K nonn,hard
%O 6,1
%A _N. J. A. Sloane_.
