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C
n
D
n
S
n
A
n
Degree
Linear
Irr Reps
Characters
x
:
.
o
wr
Extensions
1→N→G→Q→1 with N=
C
2
and Q=
C
27
:C
6
Direct product G=NxQ with N=
C
2
and Q=
C
27
:C
6
d
ρ
Label
ID
C
2
xC
27
:C
6
54
6+
C2xC27:C6
324,67
Non-split extensions G=N.Q with N=
C
2
and Q=
C
27
:C
6
extension
φ:Q→Aut N
d
ρ
Label
ID
C
2
.(C
27
:C
6
) =
C
27
:C
12
central extension (φ=1)
108
6-
C2.(C27:C6)
324,12
x
:
Z
F
o
wr
Q
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