%I #4 Mar 31 2012 10:32:25
%S 1,1,9,40,282,1455,7278,29849,107399,330369,890152,2096153,4364470,
%T 8045195,13215574,19368689,25423509,29898089,31566122,29898089,
%U 25423509,19368689,13215574,8045195,4364470,2096153,890152,330369,107399,29849
%N Number of 6 X 6 binary matrices with n ones, distinct up to cyclic shifts of rows and/or columns; reflection through any vertical or horizontal axis; and reflection through the main diagonal. Also number of quasi-n-ominoes on a torus divided into a 6 X 6 grid.
%K nonn
%O 0,3
%A _Jon Wild_, May 21, 2004
|