    0     0     0     0     0     1
#&gt; [19,]     0     0     0     0     0     0     0     0     0     0     0     0
#&gt; [20,]     0     0     1     0     0     0     0     0     0     0     0     0
#&gt; [21,]     0     0     0     0     0     1     0     0     1     0     0     1
#&gt; [22,]     0     0     0     0     0     0     0     0     0     0     0     0
#&gt; [23,]     1     0     0     1     0     0     0     0     0     0     0     0
#&gt; [24,]     0     0     0     0     0     0     1   