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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
xS
3
and Q=
D
7
Direct product G=NxQ with N=
C
3
xS
3
and Q=
D
7
d
ρ
Label
ID
C
3
xS
3
xD
7
42
4
C3xS3xD7
252,33
Semidirect products G=N:Q with N=
C
3
xS
3
and Q=
D
7
extension
φ:Q→Out N
d
ρ
Label
ID
(C
3
xS
3
):D
7
=
S
3
xD
21
φ:
D
7
/
C
7
→
C
2
⊆ Out
C
3
xS
3
42
4+
(C3xS3):D7
252,36
x
:
Z
F
o
wr
Q
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