//D4.C2^3.A5 //C2^4.A5 FScale:=CyclotomicField(120:Sparse:=true); F:=FScale; Z4:=F.1^2; Z8:=F.1; sq2:=Z8+Z8^7; G:=MatrixGroup<4,F| [1,0,0,0, 0,1,0,0, 0,0,-1,0, 0,0,0,-1], [1,0,0,0, 0,-1,0,0, 0,0,-1,0, 0,0,0,1], [0,1,0,0, 1,0,0,0, 0,0,0,1, 0,0,1,0], [0,0,1,0, 0,0,0,1, 1,0,0,0, 0,1,0,0], [-Z4*(1+Z4)/2,0,0,Z4*(1+Z4)/2, 0,(1+Z4)/2,(1+Z4)/2,0, (1+Z4)/2,0,0,(1+Z4)/2, 0,-Z4*(1+Z4)/2,Z4*(1+Z4)/2,0], [(1+Z4)/2,Z4*(1+Z4)/2,0,0, Z4*(1+Z4)/2,(1+Z4)/2,0,0, 0,0,Z4*(1+Z4)/2,(1+Z4)/2, 0,0,(1+Z4)/2,Z4*(1+Z4)/2]>; 1 1 C1 C2^4.A5 3 [] 1 2 C2 C4.D4 2 <<1>> 1 3 C2 C2^3 2 <<1>> 1 4 C3 C3 1 <<1>, <1>> 1 4 C3 C3 1 <<2>, <2>> 1 5 C5 C5 0 <<2>, <2>, <4>> 1 5 C5 C5 0 <<3>, <4>, <4>> 1 16 C4 C4^2 1 <<1>, <2>> 2 16 C4 C4^2 1 <<3>, <3>> 1 44 C4^2 C4^2 0 <<0, 3>, <1, 0>, <1, 3>> 1 44 C4^2 C4^2 0 <<1, 1>, <2, 1>, <3, 0>> <2, <[ <<1>> ]>> <3, <[ <<1>> ]>> <4, <[ <<1>, <1>>, <<2>, <2>> ]>> <5, <[ <<2>, <2>>, <<1>, <1>> ]>> <6, <[ <<2>, <2>, <4>>, <<1>, <3>, <3>> ]>> <7, <[ <<3>, <4>, <4>>, <<1>, <1>, <2>> ]>> <8, <[ <<1>, <2>>, <<2>, <3>> ]>> <9, <[ <<3>, <3>>, <<1>, <1>> ]>> <10, <[ <<0, 3>, <1, 0>, <1, 3>>, <<0, 1>, <1, 1>, <1, 2>>, <<1, 3>, <2, 3>, <3, 2>>, <<0, 1>, <1, 0>, <3, 1>>, <<2, 3>, <3, 0>, <3, 3>>, <<1, 2>, <1, 3>, <2, 1>>, <<0, 1>, <3, 2>, <3, 3>>, <<0, 3>, <1, 1>, <3, 2>>, <<1, 2>, <2, 3>, <3, 1>>, <<1, 0>, <2, 1>, <3, 3>>, <<1, 1>, <2, 1>, <3, 0>>, <<0, 3>, <3, 0>, <3, 1>> ]>> <11, <[ <<1, 1>, <2, 1>, <3, 0>>, <<0, 3>, <3, 0>, <3, 1>>, <<1, 0>, <2, 1>, <3, 3>>, <<1, 2>, <1, 3>, <2, 1>>, <<0, 3>, <1, 1>, <3, 2>>, <<0, 1>, <1, 0>, <3, 1>>, <<1, 2>, <2, 3>, <3, 1>>, <<2, 3>, <3, 0>, <3, 3>>, <<0, 1>, <3, 2>, <3, 3>>, <<1, 3>, <2, 3>, <3, 2>>, <<0, 3>, <1, 0>, <1, 3>>, <<0, 1>, <1, 1>, <1, 2>> ]>>