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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
4
and Q=
C
76
Direct product G=NxQ with N=
C
4
and Q=
C
76
d
ρ
Label
ID
C
4
xC
76
304
C4xC76
304,19
Semidirect products G=N:Q with N=
C
4
and Q=
C
76
extension
φ:Q→Aut N
d
ρ
Label
ID
C
4
:C
76
=
C
4
:C
4
xC
19
φ:
C
76
/
C
38
→
C
2
⊆ Aut
C
4
304
C4:C76
304,21
Non-split extensions G=N.Q with N=
C
4
and Q=
C
76
extension
φ:Q→Aut N
d
ρ
Label
ID
C
4
.C
76
=
M
4
(2)xC
19
φ:
C
76
/
C
38
→
C
2
⊆ Aut
C
4
152
2
C4.C76
304,23
x
:
Z
F
o
wr
Q
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