%I A071308
%S A071308 1,8,720,691200,6739200000
%N A071308 1/2 number of n X n 0..9 matrices with MM' mod 10 = I.
%Y A071308 Sequence in context: A128875 A037076 A116245 this_sequence A046188 A014387 
               A017007
%Y A071308 Adjacent sequences: A071305 A071306 A071307 this_sequence A071309 A071310 
               A071311
%K A071308 nonn
%O A071308 1,2
%A A071308 Ron Hardin (rhhardin(AT)att.net), Jun 11 2002