:1,660,11,L2,11#55.1
:2,1320,0,L2,11#55.2
:3,1320,0,L2,11#55n.1
:4,7920,11,m11#55.1
:5,19958400,11,A11 on 2-sets.1
:6,39916800,0,A11 on 2-sets.2
