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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
3
xD
7
and Q=
C
2
2
Direct product G=NxQ with N=
C
3
xD
7
and Q=
C
2
2
d
ρ
Label
ID
C
2
xC
6
xD
7
84
C2xC6xD7
168,54
Semidirect products G=N:Q with N=
C
3
xD
7
and Q=
C
2
2
extension
φ:Q→Out N
d
ρ
Label
ID
(C
3
xD
7
):C
2
2
=
C
2
xS
3
xD
7
φ:
C
2
2
/
C
2
→
C
2
⊆ Out
C
3
xD
7
42
4+
(C3xD7):C2^2
168,50
x
:
Z
F
o
wr
Q
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